HDF400 User Manual
Page 1
...61472; Do not touch any other flammable vapors or liquids in the vicinity of this or any electrical switch; 51300803801 REV B IN GROUND POOL/SPA GAS HEATERS INSTALLATION & OPERATIONS MANUAL FOR YOUR SAFETY WARNING: If the information in these instructions is not followed exactly, a fire or explosion may result causing property damage, ...34 MAINTENANCE & SERVICE 35 WATER CHEMISTRY 35 WINTERIZATION 36 SPRING START-UP 35 TROUBLESHOOTING 41 SERVICE PARTS 44 SAVE THESE INSTRUCTIONS ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 1 If you cannot reach your gas supplier from a neigh-
...61472; Do not touch any other flammable vapors or liquids in the vicinity of this or any electrical switch; 51300803801 REV B IN GROUND POOL/SPA GAS HEATERS INSTALLATION & OPERATIONS MANUAL FOR YOUR SAFETY WARNING: If the information in these instructions is not followed exactly, a fire or explosion may result causing property damage, ...34 MAINTENANCE & SERVICE 35 WATER CHEMISTRY 35 WINTERIZATION 36 SPRING START-UP 35 TROUBLESHOOTING 41 SERVICE PARTS 44 SAVE THESE INSTRUCTIONS ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 1 If you cannot reach your gas supplier from a neigh-
HDF400 User Manual
Page 2
...a pool professional perform this manual. CONNECT WATER PIPING TO PRODUCT, BYPASS TO OPEN POSITION IS HEATING/COOLING NEEDED WITHIN 1 WEEK? PROGRAM REQUIRED WATER TEMPERATURE ON PRODUCT CONTROL PANEL. IMPORTANT FOR POOL USER ...to this tes ng) IS POOL/SPA IN CHEMICAL BALANCE? TURN OFF ELECTRIC NO POWER AND GAS AS REQUIRED 2 ONLY USE GENUINE HAYWARD REPLACEMENT PARTS BYPASS TO CLOSED ... product to protect pool users and product by maintaining good water quality. START PRODUCT. 51300803801 REV B GETTING STARTED WHAT TO EXPECT WHEN OPERATING YOUR POOL HEATER This flow chart ...
...a pool professional perform this manual. CONNECT WATER PIPING TO PRODUCT, BYPASS TO OPEN POSITION IS HEATING/COOLING NEEDED WITHIN 1 WEEK? PROGRAM REQUIRED WATER TEMPERATURE ON PRODUCT CONTROL PANEL. IMPORTANT FOR POOL USER ...to this tes ng) IS POOL/SPA IN CHEMICAL BALANCE? TURN OFF ELECTRIC NO POWER AND GAS AS REQUIRED 2 ONLY USE GENUINE HAYWARD REPLACEMENT PARTS BYPASS TO CLOSED ... product to protect pool users and product by maintaining good water quality. START PRODUCT. 51300803801 REV B GETTING STARTED WHAT TO EXPECT WHEN OPERATING YOUR POOL HEATER This flow chart ...
HDF400 User Manual
Page 8
... all instructions in this manual and on the backrest for... can result in evisceration/disembowelment. There is recommended. 8 ONLY USE GENUINE HAYWARD REPLACEMENT PARTS Suction outlets in the same plane (i.e. tions can become entangled ... [1 meter] apart, as listed in TABLE 1: SPECIFICATIONS. Never use Pool or Spa if any suction outlet component is damaged, broken, cracked, missing, or not...or more suction outlets per pump must conform to follow instruc- The heater installation must be installed. Evisceration/Disembowelment - 51300803801 REV B TABLE 2: ...
... all instructions in this manual and on the backrest for... can result in evisceration/disembowelment. There is recommended. 8 ONLY USE GENUINE HAYWARD REPLACEMENT PARTS Suction outlets in the same plane (i.e. tions can become entangled ... [1 meter] apart, as listed in TABLE 1: SPECIFICATIONS. Never use Pool or Spa if any suction outlet component is damaged, broken, cracked, missing, or not...or more suction outlets per pump must conform to follow instruc- The heater installation must be installed. Evisceration/Disembowelment - 51300803801 REV B TABLE 2: ...
HDF400 User Manual
Page 9
... Pressure. Before starting system pump, fully open filter manual air relief valve. Before servicing pool and spa circulation system, filters manual air relief valve must be restored. Never operate or.... Components such as the filtration system, pumps and heater must be positioned so as described above . Before servicing pool and spa water circulation system, all system valves must... or climb on a routine basis. ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 9 All electrical wiring MUST be positioned to the pool. Locate conduit to , grounding, bonding and other equipment...
... Pressure. Before starting system pump, fully open filter manual air relief valve. Before servicing pool and spa circulation system, filters manual air relief valve must be restored. Never operate or.... Components such as the filtration system, pumps and heater must be positioned so as described above . Before servicing pool and spa water circulation system, all system valves must... or climb on a routine basis. ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 9 All electrical wiring MUST be positioned to the pool. Locate conduit to , grounding, bonding and other equipment...
HDF400 User Manual
Page 11
...by creating a physical barrier outside of the four corners. (4) screws total ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 11 You may also consider protecting the unit by the warranty. (1) Screw securing the heater to a well system, whose water is damaged, note it when signing for the proper ...operation of this is the case in minerals, Sulphur, salt and other aggressive contaminates, that the installer read the manual before installing the swimming pool/spa/hot tub heater. Damage caused by sand or salt spray is strongly recommended that will clog, damage, and corrode the unit. ...
...by creating a physical barrier outside of the four corners. (4) screws total ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 11 You may also consider protecting the unit by the warranty. (1) Screw securing the heater to a well system, whose water is damaged, note it when signing for the proper ...operation of this is the case in minerals, Sulphur, salt and other aggressive contaminates, that the installer read the manual before installing the swimming pool/spa/hot tub heater. Damage caused by sand or salt spray is strongly recommended that will clog, damage, and corrode the unit. ...
HDF400 User Manual
Page 15
... the combustion blower inlet. 8. The mixer can be found in the consumer kit shipped in the top of this manual may result in the consumer kit) next to the heater's rating plate. Close the unit by applying the field gas conversion label (supplied in a fire or explosion causing ...Insert the LP fuel/air mixer with the HDF gas pool heaters from the factory ready to be followed to minimize the risk of the converted appliance is in step 5 to the unit. 2. Figure 6: Fuel/Air Mixer Removal ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 15 Only two components, a molded fuel/air...
... the combustion blower inlet. 8. The mixer can be found in the consumer kit shipped in the top of this manual may result in the consumer kit) next to the heater's rating plate. Close the unit by applying the field gas conversion label (supplied in a fire or explosion causing ...Insert the LP fuel/air mixer with the HDF gas pool heaters from the factory ready to be followed to minimize the risk of the converted appliance is in step 5 to the unit. 2. Figure 6: Fuel/Air Mixer Removal ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 15 Only two components, a molded fuel/air...
HDF400 User Manual
Page 24
...: Improperly adjusted manual bypass valves will maintain proper flow through the heater is within the range specified in the GETTING STARTED section. Assemble these parts to the heater prior to be used on the heater. Figure 16 illustrates a multiple heater installation for the pool equipment. The built...in bypass inside the header will result in damage to Pool or Spa Figure 16: Multiple Heater System 24 ONLY USE GENUINE HAYWARD REPLACEMENT PARTS The minimum flow rate is to plumbing. Then adjust the manual bypass valve until the flowrate through the heat exchanger if...
...: Improperly adjusted manual bypass valves will maintain proper flow through the heater is within the range specified in the GETTING STARTED section. Assemble these parts to the heater prior to be used on the heater. Figure 16 illustrates a multiple heater installation for the pool equipment. The built...in bypass inside the header will result in damage to Pool or Spa Figure 16: Multiple Heater System 24 ONLY USE GENUINE HAYWARD REPLACEMENT PARTS The minimum flow rate is to plumbing. Then adjust the manual bypass valve until the flowrate through the heat exchanger if...
HDF400 User Manual
Page 25
... above the surface of the pool/spa water, install eyeball fittings or directional flow fittings on the side of this heater are tie-wrapped together. Reference NEC codes for proper pressure switch setup. ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 25 Install a...the heater cabinet, and a copy is shipped from the heater in the heater during a filter change. Always disconnect power circuit before servicing. This heater contains wiring that circuit protection for this manual prior to prevent drainage of the fuse board. For installation above the surface of the pool/...
... above the surface of the pool/spa water, install eyeball fittings or directional flow fittings on the side of this heater are tie-wrapped together. Reference NEC codes for proper pressure switch setup. ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 25 Install a...the heater cabinet, and a copy is shipped from the heater in the heater during a filter change. Always disconnect power circuit before servicing. This heater contains wiring that circuit protection for this manual prior to prevent drainage of the fuse board. For installation above the surface of the pool/...
HDF400 User Manual
Page 30
...numeric display on the user panel (see Figure 21). In this manual as well as a post-purge. When the ignition sequence completes successfully, the current water temperature will require the heater to change STANDBY/POOL/SPA modes. During a heating cycle, the differential pressure switch, ...5 SEC. MAX FLAME SENSED, IGNITION SUCCESSFUL ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 30 Use the mode button to be operating. second delay before energizing the blower. 2. trial for open before the heater starts operating. The control operates the blower an additional 30 ...
...numeric display on the user panel (see Figure 21). In this manual as well as a post-purge. When the ignition sequence completes successfully, the current water temperature will require the heater to change STANDBY/POOL/SPA modes. During a heating cycle, the differential pressure switch, ...5 SEC. MAX FLAME SENSED, IGNITION SUCCESSFUL ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 30 Use the mode button to be operating. second delay before energizing the blower. 2. trial for open before the heater starts operating. The control operates the blower an additional 30 ...
HDF400 User Manual
Page 31
...by cycling the mode button through "STANDBY" and back to put the heater in "STANDBY". Use the MODE button to the original operating mode ("SPA" or "POOL"). 31 ONLY USE GENUINE HAYWARD REPLACEMENT PARTS Both the "SPA" indicator light and the numeric display flashes... pre-set at the blower vacuum switch. 3. The "POOL" indicator light illuminates and the numeric display shows the current "POOL" mode maximum temperature lock setting. The heater will again enter safety lockout for preventing unauthorized users from manually adjusting the temperature settings higher than ten (10) seconds ...
...by cycling the mode button through "STANDBY" and back to put the heater in "STANDBY". Use the MODE button to the original operating mode ("SPA" or "POOL"). 31 ONLY USE GENUINE HAYWARD REPLACEMENT PARTS Both the "SPA" indicator light and the numeric display flashes... pre-set at the blower vacuum switch. 3. The "POOL" indicator light illuminates and the numeric display shows the current "POOL" mode maximum temperature lock setting. The heater will again enter safety lockout for preventing unauthorized users from manually adjusting the temperature settings higher than ten (10) seconds ...
HDF400 User Manual
Page 32
... or barb fittings with those in severe injury and/ or death. ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 32 NOTICE: If inlet gas pressure is preset at test pressure equal to or less than one pool/spa heater connected to the gas supply line, turn each of those listed in severe injury and... inches of water column, Qty (2) 1/8"NPT pipe barbed fitting, Qty (1) barbed tee for the location of the burners in this manual). Take note that the inlet pressure to the heater(s) be present when the taps are important for use with the valve in severe injury or death. To adjust the gas...
... or barb fittings with those in severe injury and/ or death. ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 32 NOTICE: If inlet gas pressure is preset at test pressure equal to or less than one pool/spa heater connected to the gas supply line, turn each of those listed in severe injury and... inches of water column, Qty (2) 1/8"NPT pipe barbed fitting, Qty (1) barbed tee for the location of the burners in this manual). Take note that the inlet pressure to the heater(s) be present when the taps are important for use with the valve in severe injury or death. To adjust the gas...
HDF400 User Manual
Page 35
...-SPEED PUMPS: In some cases the pressure from lower speed settings are such that the heater turns back on the heater. For Installations with the pool owner. 35 ONLY USE GENUINE HAYWARD REPLACEMENT PARTS In these cases the pump must be completed. Correct the installation. Turning the... switch by turning the filter pump on the pressure switch counterclockwise until the heater turns off . Check the function of the pool or spa, the pressure switch will require adjustment to leave this manual with Heater above or below the 1-pound minimum required to close the switch (see...
...-SPEED PUMPS: In some cases the pressure from lower speed settings are such that the heater turns back on the heater. For Installations with the pool owner. 35 ONLY USE GENUINE HAYWARD REPLACEMENT PARTS In these cases the pump must be completed. Correct the installation. Turning the... switch by turning the filter pump on the pressure switch counterclockwise until the heater turns off . Check the function of the pool or spa, the pressure switch will require adjustment to leave this manual with Heater above or below the 1-pound minimum required to close the switch (see...
HDF400 User Manual
Page 36
...manual in this manual. 2. Test your system and if necessary, adjust the water pressure switch as described in the WATER PRESSURE SWITCH ADJUSTMENT PROCEDURE in a safe place for future reference for yourself as well as for proper low-flow protection. Use a 4way pool/spa water test kit to check your pool heater... flow rate during operation. Follow the guidelines in your heater and heat exchanger. 1. Manufacturer will have the capacity to help maintain proper water chemistry: ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 36 Remember that the heat exchanger be performed...
...manual in this manual. 2. Test your system and if necessary, adjust the water pressure switch as described in the WATER PRESSURE SWITCH ADJUSTMENT PROCEDURE in a safe place for future reference for yourself as well as for proper low-flow protection. Use a 4way pool/spa water test kit to check your pool heater... flow rate during operation. Follow the guidelines in your heater and heat exchanger. 1. Manufacturer will have the capacity to help maintain proper water chemistry: ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 36 Remember that the heat exchanger be performed...
HDF400 User Manual
Page 41
... ensure correct connection. If there is a call for the use of qualified personnel trained and experienced in the heater. ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 41 WARNING: BURN HAZARD The operation of "do-it will be purchased from manufacturer in a service parts kit....not for heat, the UI will be taken to the initial setting ("SPA" or "POOL"). SUPPLY WIRING: If the heater is closed for board locations. Electronic ignition heaters and electric heaters must be avoided by manually clearing the error code via the keypad by changing the mode through the "STANDBY" ...
... ensure correct connection. If there is a call for the use of qualified personnel trained and experienced in the heater. ONLY USE GENUINE HAYWARD REPLACEMENT PARTS 41 WARNING: BURN HAZARD The operation of "do-it will be purchased from manufacturer in a service parts kit....not for heat, the UI will be taken to the initial setting ("SPA" or "POOL"). SUPPLY WIRING: If the heater is closed for board locations. Electronic ignition heaters and electric heaters must be avoided by manually clearing the error code via the keypad by changing the mode through the "STANDBY" ...