Specifications
Installer’s Guide
Installer’s Guide – (Gas Post-Boost) Solar Water Heater
21
H4110 4110 Rev. F
•  Before connecting to the gas service, 
purge any debris or air. Venting of 
purged gas shall be an area free of 
sources of ignition.
•  Close the isolating gas cock prior to 
connection of the appliance.
•  After connection, check all joints for 
leaks with an approved leak tester.
•  Install a Weatherproof GPO for the 
system.
•  This water heater is designed for 
connection to the following:
1.  Solar Pump Module – 
CONTINUOUS TARIFF
2.  Tank Boost – Off Peak, single 
phase 240V A.C. supply
 Warning: Power cables 
should be routed away from 
any hot water pipes. If this 
is not practical, insulate the 
hot water pipes to avoid 
direct contact with the power 
cables.
 Note: This water heater is 
also designed to allow the 
tank boost to be connected 
to continuous tariff to satisfy 
heavy daytime users of 
hot water that exceed the 
capacity of the off peak boost 
option.










