Universal H Series Troubleshooting Guide
Page 16
Step 1 Measure the outlet manifold pressure (valve on / energized). NOTE: Please refer to Installation Manual for propane. Step 2 The static & load values should be within the levels listed on the data plate, example on Page 17. How To: Test/Adjust Gas Pressure Measure the inlet static pressure (valve off) & load pressure (valve on / energized), as shown below. Manifold reading should be between 1.8"- 2.0" w.c for natural Gas or 6.8"- 7.0" w.c for proper gas line sizing. 16
Step 1 Measure the outlet manifold pressure (valve on / energized). NOTE: Please refer to Installation Manual for propane. Step 2 The static & load values should be within the levels listed on the data plate, example on Page 17. How To: Test/Adjust Gas Pressure Measure the inlet static pressure (valve off) & load pressure (valve on / energized), as shown below. Manifold reading should be between 1.8"- 2.0" w.c for natural Gas or 6.8"- 7.0" w.c for proper gas line sizing. 16
Universal H Series Troubleshooting Guide
Page 17
Once removed, increase pressure by rotating valve clockwise, (counter clockwise to installation manual and/or contact installer. 17 IF NOT, refer to reduce pressure). *NOTE: Before any adjustment occurs, verify inlet gas pressure meets the requirement set forth ...
Once removed, increase pressure by rotating valve clockwise, (counter clockwise to installation manual and/or contact installer. 17 IF NOT, refer to reduce pressure). *NOTE: Before any adjustment occurs, verify inlet gas pressure meets the requirement set forth ...
Universal H Series Troubleshooting Guide
Page 40
8. NO Replace thermistor: FDXLTER1930 Plumb correctly in compliance with installation manual NO The "HS" code stands for "SF" code YES Ohm thermistor, checking each red to black, do the readings differ by more than 1°? Replace ...
8. NO Replace thermistor: FDXLTER1930 Plumb correctly in compliance with installation manual NO The "HS" code stands for "SF" code YES Ohm thermistor, checking each red to black, do the readings differ by more than 1°? Replace ...
Universal H Series Troubleshooting Guide
Page 50
... heater OR COULD PUT INHABITANTS AT SERIOUS RISK. See indoor vent sizing requirements in damage to properly size venting may result in the heater's Installation Manual/Indoor Vent Instructions. IF open, replace the vent pressure switch (pg. 20). IF OK, go to step 11H. 11. Service LED ON: "LO" Code (cont...
... heater OR COULD PUT INHABITANTS AT SERIOUS RISK. See indoor vent sizing requirements in damage to properly size venting may result in the heater's Installation Manual/Indoor Vent Instructions. IF open, replace the vent pressure switch (pg. 20). IF OK, go to step 11H. 11. Service LED ON: "LO" Code (cont...
uhs_qrg_20f0
Page 1
... into the fused wiring panel. 110 - 130VAC, 2A, 50/60Hz OR 220 - 250VAC, 1A, 50/60Hz 120VAC/240VAC Power & Remote 240V FACTORY WIRED 120V SEE MANUAL L1 L2 G L1 N G 120 V 240 V 2-Wire Remote COM POOL/ SPA 3-Wire Remote SPA COM POOL 240VAC is the factory default RED WHT ORG Heat Exchanger...
... into the fused wiring panel. 110 - 130VAC, 2A, 50/60Hz OR 220 - 250VAC, 1A, 50/60Hz 120VAC/240VAC Power & Remote 240V FACTORY WIRED 120V SEE MANUAL L1 L2 G L1 N G 120 V 240 V 2-Wire Remote COM POOL/ SPA 3-Wire Remote SPA COM POOL 240VAC is the factory default RED WHT ORG Heat Exchanger...
uhs_qrg_20f0
Page 2
...MODE to place heater in 'STANDBY' Mode. Hold & MODE for 3 seconds for 3 seconds. SERVICE STANDBY HEAT SPA Press MODE again to return to : www.hayward.com or call 1-800-432-8387 QRG-UHSe TEMP SET TEMP SET TEMP SET Programming Diagnostic Codes: AC - STANDBY SPA POOL Max Pool Temp Limit... is Pre-set To Energy-saving 90 F, See Owner's Manual. To take a closer look or see other Hayward products please go to STANDBY. TEMP SET MODE Heater must be in Spa or Pool Mode for bypass operation to work Press...
...MODE to place heater in 'STANDBY' Mode. Hold & MODE for 3 seconds for 3 seconds. SERVICE STANDBY HEAT SPA Press MODE again to return to : www.hayward.com or call 1-800-432-8387 QRG-UHSe TEMP SET TEMP SET TEMP SET Programming Diagnostic Codes: AC - STANDBY SPA POOL Max Pool Temp Limit... is Pre-set To Energy-saving 90 F, See Owner's Manual. To take a closer look or see other Hayward products please go to STANDBY. TEMP SET MODE Heater must be in Spa or Pool Mode for bypass operation to work Press...