Rheem 862 27 Series User Manual

TM049 27L Continuous Flow Service Instructions
REV AL – Issued April 2019
This document is stored and maintained electronically by Rheem Technical Support. All printed copies are deemed “uncontrolled”.
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CONTENTS
INTRODUCTION ................................................................................................................. 4
SAFETY WARNING............................................................................................................. 4
Live Testing ...................................................................................................................... 4
Touch Voltage Testing ..................................................................................................... 5
In-Service Testing ............................................................................................................ 6
WATER HEATER MODEL IDENTIFICATION ..................................................................... 7
SPECIFICATIONS ............................................................................................................... 9
WIRING DIAGRAM ............................................................................................................ 10
PRODUCT CHANGES ...................................................................................................... 11
PRESET TEMPERATURE ADJUSTMENT ....................................................................... 14
SEQUENCE OF OPERATION ........................................................................................... 16
COMPONENTS AND THEIR FUNCTION ......................................................................... 18
IN-SERIES GAS BOOSTING ............................................................................................ 19
TEMPERING VALVES ....................................................................................................... 20
REMOTE TEMPERATURE CONTROLLERS .................................................................... 21
Bath Fill Operation .......................................................................................................... 26
EZ-LINK™ SYSTEM .......................................................................................................... 28
MAINTENANCE INFORMATION ....................................................................................... 30
RESETTING ERROR CODES ........................................................................................... 32
OPERATIONAL FLOW CHARTS ...................................................................................... 33
ERROR CODES ................................................................................................................ 37
DIAGNOSTIC TEST POINTS ............................................................................................ 39
THERMISTOR RESISTANCE CHART .............................................................................. 40
FAULT FINDING ................................................................................................................ 40
Fault Diagnosis Sequence ............................................................................................. 41
Power Supply Fault-Finding ........................................................................................... 42
No Error Code Fault Finding .......................................................................................... 44
Error Code 11 ................................................................................................................. 46
Error Code 12 ................................................................................................................. 50
Error Code 14 ................................................................................................................. 51
Error Code 15 ................................................................................................................. 51
Error Code 16 ................................................................................................................. 52
Error Code 24 ................................................................................................................. 53
Error Code 29 ................................................................................................................. 53
Error Code 31, 32, 33 & 34 ............................................................................................ 54

Rheem 862 27 Series Specifications

General

Brand	Rheem
Model	862 27 Series
Category	Water Heater
Language	English