Before You Call For Service - Rheem GHE100-130 Use & Care Manual

Before You Call For Service...

Troubleshooting Tips
Save time and money! Review the charts on the following pages first and you may not
need to call for service.
Problem
Unable to light
the main burner
Main burner does not
stay lit
Not enough or no hot water
Water is too hot
! CAUTION
Make certain power to water heater is "OFF" before removing protective cover FOR ANY REASON.
CAUTION
!
Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation.
VERIFY PROPER OPERATION AFTER SERVICING!
CAUTION
!
For your safety DO NOT attempt repair of gas piping, gas control burner, vent connectors or other safety devices. Refer
repairs to qualified service personnel.
NOTE: A GHE Training Manual is available, through the Technical Services Department, for a more detailed Troubleshoot-
ing and Repair Guide.
Possible Cause
Gas Control Problem.
Incorrect wiring polarity.
Unit or Electrical supply line not properly
grounded.
Burner flame not contacting sensor rod.
Unit or Electrical Supply line not properly
grounded.
Water usage may have exceeded the
capacity.
Low gas pressure.
The Display setting may be set too
low.
Leaking or open hot water faucets.
"ON/OFF" switch turned off.
Colder supply water.
Burner not staying on.
The Display setting is set too high.
29
What To Do
Contact a qualified service technician.
Make sure that the electrical supply line is
wired properly.
Verify that Electrical Supply line and unit have
proper ground connection.
Call a qualified Service Technician to review
flame rectification.
Verify that Electrical Supply line and unit have
proper ground connection.
Wait for the water heater to recover
after an abnormal demand of the
water heater.
Check gas supply pressure.
See the "User Interface" section of this
manual to set water temperature.
Make sure all faucets are closed.
Turn switch "ON"
Incoming water temperature might
be lower than when unit was initially
installed. This will require longer heat
up cycle.
Refer to "Main Burner" section.
See the "User Interface" section of this
manual to set water temperature.