Maintenance Information - Rheem 874W27NF Service Manual

MAINTENANCE INFORMATION

Information relating to both the current and past operation of the water heater can be
obtained from the memory; this information is referred to as the maintenance information.
The table below details the information that can be recalled from the memory.
Left digit in LED display (Numerical) - Use DOWN (▼)arrow key on Remote Control
0
Management
E
Number
F Null
Total combustion
C
starts X 10,000
Total combustion
D
starts X 100
Total combustion
H
period X 1000 hrs
Total combustion
J
period X 10 hrs
Y
A
Eg: to view the current temperature being measured by the outlet thermistor select 5Y. Refer
to page 14 for the procedure to display maintenance information.
Flame Sensor Status
The chart below explains the maintenance information displayed at cell 0y:
0y display 00
Flame Rod 1 X
TM061 Rheem 27 Water Star Service Instructions – Issued: 11/10
REV A Issued 08/13
This document is stored and maintained electronically by
1 2 3
Error Code for the previous 8 faults
Sequence number of the previous 8 faults
Total combustion operations since last error X 10,000
Total combustion operations since last error X 100
Total combustion period since last error X 1,000 hours
Total combustion period since last error X 10 hours
01
X = Not detecting flame
O = Is detecting flame
O
Service. All printed copies not bearing this statement in RED are deemed "uncontrolled"
4 5 6 7 8 9
Null
Null
Null
Null
Null
Null
Null Null
13