Hayward H150FD Quick Reference Manual

Quick Reference Guide
Universal H-Series
Power Selection
Prior to wiring the UHS make sure the correct
voltage selector plug is inserted into the fused
wiring panel.
120VAC/240VAC
240VAC is the factory default
Heat Exchanger Flow Requirements
Model Min
H150FD
20 GPM
H200FD
To preserve heat exchanger, set ow rates above minimum (accounting
for a dirty lter). Maximum water ow = 125GPM
Gas Pressure Testing
Natural Gas
Manifold Gas Pressure
2.0"
Maximum inlet gas pressure
CERTIFIED
10.5"
Minimum inlet gas pressure
4.5"
Using a Manometer, take a measurement at the inlet
port on the gas valve for both Static Pressure (heater o )
& Load Pressure (heater red); readings should be within
the values on the heater data plate. Then measure the
Manifold Pressure from the outlet port on the gas valve.
Model Min
H250FD
25 GPM
H300FD
Outlet of Gas Valve
CERTIFIED
Static Pressure
Load Pressure
110 - 130VAC, 2A, 50/60Hz
220 - 250VAC, 1A, 50/60Hz
Power & Remote
G
240V
L1 L2
FACTORY WIRED
N G
L1
120V
SEE MANUAL
2-Wire
POOL/
COM
Remote SPA
3-Wire
SPA COM POOL
Remote
Model Min
H350FD
30 GPM
H400FD
Propane
Manifold Gas Pressure
7.0"
Maximum inlet gas pressure
13.0"
Minimum inlet gas pressure
10.0"
OR
RED WHT ORG
Model Min
H500FD 40 GPM
Inlet Port
Outlet Port