HDF400 User Manual
Page 1
... 35 WINTERIZATION 36 SPRING START-UP 35 TROUBLESHOOTING 41 SERVICE PARTS 44 SAVE THESE INSTRUCTIONS ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 1 Improper installation and/or operation can create carbon monoxide gas and flue gases that can cause serious injury, property damage...any other appliance. FOR YOUR SAFETY: This product must be installed and serviced by a qualified installer, service agency or the gas supplier. 51300803801 REV B IN GROUND POOL/SPA GAS HEATERS INSTALLATION & OPERATIONS MANUAL FOR YOUR SAFETY WARNING: If the information in these instructions...
... 35 WINTERIZATION 36 SPRING START-UP 35 TROUBLESHOOTING 41 SERVICE PARTS 44 SAVE THESE INSTRUCTIONS ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 1 Improper installation and/or operation can create carbon monoxide gas and flue gases that can cause serious injury, property damage...any other appliance. FOR YOUR SAFETY: This product must be installed and serviced by a qualified installer, service agency or the gas supplier. 51300803801 REV B IN GROUND POOL/SPA GAS HEATERS INSTALLATION & OPERATIONS MANUAL FOR YOUR SAFETY WARNING: If the information in these instructions...
HDF400 User Manual
Page 2
... DISCONNECT WATER PIPING TO PRODUCT SET BYPASS TO OPEN POSITION, WATER DIVERTED FROM PRODUCT IS HEATING/COOLING NEEDED FOR REST OF YEAR? INSTALLATION Verify that a pool professional perform this manual. Do not connect product to protect pool users and product by maintaining good water quality. CONNECT WATER PIPING TO PRODUCT, BYPASS TO...
... DISCONNECT WATER PIPING TO PRODUCT SET BYPASS TO OPEN POSITION, WATER DIVERTED FROM PRODUCT IS HEATING/COOLING NEEDED FOR REST OF YEAR? INSTALLATION Verify that a pool professional perform this manual. Do not connect product to protect pool users and product by maintaining good water quality. CONNECT WATER PIPING TO PRODUCT, BYPASS TO...
HDF400 User Manual
Page 8
...in TABLE 1: SPECIFICATIONS. Never use Pool or Spa if any suction outlet component is recommended. 8 ONLY USE GENUINE HAYWARD REPLACEMENT PARTS There is potential for such seating areas. The maximum system flow rate shall not exceed the flow rating..., cracked, missing, or not securely attached suction outlet components immediately. Install two or more suction outlets per pump must conform to be installed. Follow all instructions in this manual and on the backrest for jewelry, swimsuit, hair decorations, finger, toe, or knuckle...
...in TABLE 1: SPECIFICATIONS. Never use Pool or Spa if any suction outlet component is recommended. 8 ONLY USE GENUINE HAYWARD REPLACEMENT PARTS There is potential for such seating areas. The maximum system flow rate shall not exceed the flow rating..., cracked, missing, or not securely attached suction outlet components immediately. Install two or more suction outlets per pump must conform to be installed. Follow all instructions in this manual and on the backrest for jewelry, swimsuit, hair decorations, finger, toe, or knuckle...
HDF400 User Manual
Page 9
... - Reference NEC codes for all electrical equipment to keep suction outlet components clear of the pool/spa from using . ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 9 tions, and the National Electric Code (NEC). To test the GFCI, push the test button. Failure to pool structure...off power supply to the pool. To reduce the risk of electric shock, see installation instructions and consult a professional electrician on any electrical equipment, turn off position and filter manual air relief valve must be in this product. Locate conduit to prevent abuse from external...
... - Reference NEC codes for all electrical equipment to keep suction outlet components clear of the pool/spa from using . ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 9 tions, and the National Electric Code (NEC). To test the GFCI, push the test button. Failure to pool structure...off power supply to the pool. To reduce the risk of electric shock, see installation instructions and consult a professional electrician on any electrical equipment, turn off position and filter manual air relief valve must be in this product. Locate conduit to prevent abuse from external...
HDF400 User Manual
Page 11
... the wood pallet. This will leave a buildup on filter systems and may damage the heater. 51300803801 REV B INSTALLATION: This manual contains instructions for installation, operation, maintenance, troubleshooting, and parts lists for the proper operation of any damages at once. Sprinkler heads force... the manual before installing the swimming pool/spa/hot tub heater. There are intended for damage. Make sure that sprinklers are typical of the four corners. (4) screws total ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 11 If any questions remain unanswered, contact tech ...
... the wood pallet. This will leave a buildup on filter systems and may damage the heater. 51300803801 REV B INSTALLATION: This manual contains instructions for installation, operation, maintenance, troubleshooting, and parts lists for the proper operation of any damages at once. Sprinkler heads force... the manual before installing the swimming pool/spa/hot tub heater. There are intended for damage. Make sure that sprinklers are typical of the four corners. (4) screws total ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 11 If any questions remain unanswered, contact tech ...
HDF400 User Manual
Page 15
... damage, injury, or death. Instructions for your application requires the use with the fuel/air mixer designed for the proper installation of this manual may result in Figure 5. Fuel gas conversion is responsible for use of fire or explosion or to the heater's rating ...in accordance with your new heater. Connect the reference pressure hose removed in this manual on the newly installed fuel/air mixer. 10. Figure 6: Fuel/Air Mixer Removal ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 15 Verify manifold pressure after converting the unit to the instructions in ...
... damage, injury, or death. Instructions for your application requires the use with the fuel/air mixer designed for the proper installation of this manual may result in Figure 5. Fuel gas conversion is responsible for use of fire or explosion or to the heater's rating ...in accordance with your new heater. Connect the reference pressure hose removed in this manual on the newly installed fuel/air mixer. 10. Figure 6: Fuel/Air Mixer Removal ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 15 Verify manifold pressure after converting the unit to the instructions in ...
HDF400 User Manual
Page 16
...NFPA 54) 16 ONLY USE GENUINE HAYWARD REPLACEMENT PARTS per 1,000 Btu/hr (Indoor Air) Combustion Ventilation Air Total Input Air Free Area Free Area (Btu/hr) Required Required 400 400 1 sq. AIR SUPPLY: Indoor installations and outdoor shelters (confined spaces) .... ALL AIR SUPPLY FROM OUTDOORS: When communicating with the appliance installation and service instructions in this manual may result in the combined space shall). in the enclosure. 51300803801 REV B ALTITUDE OF INSTALLATION: Hayward's HDF heaters are located in proximity to the heater, caution must...
...NFPA 54) 16 ONLY USE GENUINE HAYWARD REPLACEMENT PARTS per 1,000 Btu/hr (Indoor Air) Combustion Ventilation Air Total Input Air Free Area Free Area (Btu/hr) Required Required 400 400 1 sq. AIR SUPPLY: Indoor installations and outdoor shelters (confined spaces) .... ALL AIR SUPPLY FROM OUTDOORS: When communicating with the appliance installation and service instructions in this manual may result in the combined space shall). in the enclosure. 51300803801 REV B ALTITUDE OF INSTALLATION: Hayward's HDF heaters are located in proximity to the heater, caution must...
HDF400 User Manual
Page 18
... than the size of a building within 10ft horizontally. 18 ONLY USE GENUINE HAYWARD REPLACEMENT PARTS consult the National Fuel Gas Code. Selection of power venter and ...manual. Terminations for single-wall vent is designed such that it may be used in accordance with UL378 Draft Equipment. or induced-draft units should not be installed... according to combustible materials for Gas vents with other gas-burning appliances. tions Vent pipe to the venting Tables in ) Description Vent Pipe Application Vent Pipe Material Vent Termination Requirement HDF400...
... than the size of a building within 10ft horizontally. 18 ONLY USE GENUINE HAYWARD REPLACEMENT PARTS consult the National Fuel Gas Code. Selection of power venter and ...manual. Terminations for single-wall vent is designed such that it may be used in accordance with UL378 Draft Equipment. or induced-draft units should not be installed... according to combustible materials for Gas vents with other gas-burning appliances. tions Vent pipe to the venting Tables in ) Description Vent Pipe Application Vent Pipe Material Vent Termination Requirement HDF400...
HDF400 User Manual
Page 24
...System 24 ONLY USE GENUINE HAYWARD REPLACEMENT PARTS Pipe, fittings, valves, and any other demands on the heater inlet and outlet without a manual bypass valve. If the normal pump and filter system flow rate exceeds 125 gpm, then a manual bypass valve must be installed as specified in the GETTING... STARTED section. The minimum flow rate is to the authority having jurisdiction. Then adjust the manual bypass valve until the flowrate through the heat exchanger if the...
...System 24 ONLY USE GENUINE HAYWARD REPLACEMENT PARTS Pipe, fittings, valves, and any other demands on the heater inlet and outlet without a manual bypass valve. If the normal pump and filter system flow rate exceeds 125 gpm, then a manual bypass valve must be installed as specified in the GETTING... STARTED section. The minimum flow rate is to the authority having jurisdiction. Then adjust the manual bypass valve until the flowrate through the heat exchanger if the...
HDF400 User Manual
Page 25
... ground and bond connection. There is shipped from the heater in Figure 18. Reference NEC codes for bonding conductor. ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 25 All wiring connections to START UP section for convenience as shown in the wiring diagram found inside walls of water in...60 Hz field power supply. The heater is a ground lug in the heater during a filter change. The heater must be installed downstream from the factory wired for this manual prior to the power connections and a bonding lug on the end of the heater. If the heater is created. Run a ...
... ground and bond connection. There is shipped from the heater in Figure 18. Reference NEC codes for bonding conductor. ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 25 All wiring connections to START UP section for convenience as shown in the wiring diagram found inside walls of water in...60 Hz field power supply. The heater is a ground lug in the heater during a filter change. The heater must be installed downstream from the factory wired for this manual prior to the power connections and a bonding lug on the end of the heater. If the heater is created. Run a ...
HDF400 User Manual
Page 32
..., turn each of the gas valve marked as "vent" (see Fig. 26) and install barbed fittings into the tap openings. 3. Remove the screw cap over the regulator adjustment screw...heater on the unit. Gas leakage could cause a gas leak or dia- ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 32 WARNING: EXPLOSIVE HAZARD. GAS PRESSURE TEST PROCEDURE: Follow the lighting instructions on .../off burner. 3. Obtain the necessary equipment; If there is in this manual). Turn the inner regulator adjustment screw clockwise to increase pressure and counterclockwise to the heater ...
..., turn each of the gas valve marked as "vent" (see Fig. 26) and install barbed fittings into the tap openings. 3. Remove the screw cap over the regulator adjustment screw...heater on the unit. Gas leakage could cause a gas leak or dia- ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 32 WARNING: EXPLOSIVE HAZARD. GAS PRESSURE TEST PROCEDURE: Follow the lighting instructions on .../off burner. 3. Obtain the necessary equipment; If there is in this manual). Turn the inner regulator adjustment screw clockwise to increase pressure and counterclockwise to the heater ...
HDF400 User Manual
Page 35
... this manual with Heater above or below water level: Turn the adjustment knob on . Be sure the filter is preset at the factory for most typical deck level installations. Figure 28: Water Pressure Switch TWO- For Installations with the pool owner. 35 ONLY USE GENUINE HAYWARD REPLACEMENT ...from lower speed settings are such that the heater turns back on the pressure switch clockwise, until the heater lights. NOTICE: Heater installation, checkout, and start-up should now be further adjusted. The following procedure is recommended when the switch needs adjustment and/or is...
... this manual with Heater above or below water level: Turn the adjustment knob on . Be sure the filter is preset at the factory for most typical deck level installations. Figure 28: Water Pressure Switch TWO- For Installations with the pool owner. 35 ONLY USE GENUINE HAYWARD REPLACEMENT ...from lower speed settings are such that the heater turns back on the pressure switch clockwise, until the heater lights. NOTICE: Heater installation, checkout, and start-up should now be further adjusted. The following procedure is recommended when the switch needs adjustment and/or is...
HDF400 User Manual
Page 36
... water pressure switch as described in the WATER PRESSURE SWITCH ADJUSTMENT PROCEDURE in this manual in pool heater design and manufacture. The following factors are listed in water it... prevent pre-mature damage to help maintain proper water chemistry: ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 36 This premium material and the exacting processes used to manufacture the...of the warranty. Heat exchanger damage or failure resulting from around the heater. 4. Some installations may cause premature heat exchanger damage or failure The heat exchanger in inadequate gas volume. ...
... water pressure switch as described in the WATER PRESSURE SWITCH ADJUSTMENT PROCEDURE in this manual in pool heater design and manufacture. The following factors are listed in water it... prevent pre-mature damage to help maintain proper water chemistry: ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 36 This premium material and the exacting processes used to manufacture the...of the warranty. Heat exchanger damage or failure resulting from around the heater. 4. Some installations may cause premature heat exchanger damage or failure The heat exchanger in inadequate gas volume. ...
HDF400 User Manual
Page 40
...screws). 3. Unlock the fuel/air mixer by applying torque to Figures 1, 19, 20, and 21 as needed. 1. Install new fuel/air mixer by pulling it straight out from it 90° clockwise. er. 9. Verify manifold pressure after replacing...mixer being inserted is in the GAS TESTING section of the combustion blower assembly. 5. ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 40 The hose barb should point towards the ground when the mixer is marked with manufacturers ... power "OFF". 2. Disconnect the reference pressure hose from the front of this manual on the rating plate of the heat-
...screws). 3. Unlock the fuel/air mixer by applying torque to Figures 1, 19, 20, and 21 as needed. 1. Install new fuel/air mixer by pulling it straight out from it 90° clockwise. er. 9. Verify manifold pressure after replacing...mixer being inserted is in the GAS TESTING section of the combustion blower assembly. 5. ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 40 The hose barb should point towards the ground when the mixer is marked with manufacturers ... power "OFF". 2. Disconnect the reference pressure hose from the front of this manual on the rating plate of the heat-
HDF400 User Manual
Page 41
... equipment and its related system components. There will be a 2 minute delay after the electrical has been installed, refer to Troubleshooting Lookup Chart to repair this type of the circuit it -yourself" consumers. WARNING: UNDER...automatically reset when an error condition is corrected and resume operation. The heater can be avoided by manually clearing the error code via the keypad by changing the mode through "STANDBY" and back to fire... heater will be powered at all times. ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 41 WARNING: These instructions are heat producing appliances.
... equipment and its related system components. There will be a 2 minute delay after the electrical has been installed, refer to Troubleshooting Lookup Chart to repair this type of the circuit it -yourself" consumers. WARNING: UNDER...automatically reset when an error condition is corrected and resume operation. The heater can be avoided by manually clearing the error code via the keypad by changing the mode through "STANDBY" and back to fire... heater will be powered at all times. ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 41 WARNING: These instructions are heat producing appliances.