Table Of Contents - Rheem 310 Series Service Instructions Manual

CONTENTS
INTRODUCTION ................................................................................................................. 3
SAFETY WARNING............................................................................................................. 3
POWER SUPPLY ................................................................................................................ 3
ENVIRONMENTAL .............................................................................................................. 3
HEATER MODEL IDENTIFICATION ................................................................................... 4
HEAT PUMP WATER HEATER MODELS .......................................................................... 5
SPECIFICATIONS ............................................................................................................... 6
PREVENTATIVE MAINTENANCE ...................................................................................... 7
PRODUCT CHANGES ........................................................................................................ 8
REFRIGERATION TERMS AND THEIR MEANING .......................................................... 10
COMPONENTS AND THEIR FUNCTION ......................................................................... 11
CONTROLLER .................................................................................................................. 13
Power and Sensor Strip Connections............................................................................. 13
Printed Circuit Board (PCB) ........................................................................................... 14
Sensor Strip ................................................................................................................... 14
Sensors .......................................................................................................................... 15
AUTOMATIC AIR ELIMINATOR ........................................................................................ 15
OPERATION ...................................................................................................................... 16
LED STATUS CODES ....................................................................................................... 24
OPERATIONAL SEQUENCES .......................................................................................... 25
Standby Mode and Heat Pump Mode ............................................................................ 25
Faults ............................................................................................................................. 28
Element Mode ................................................................................................................ 30
WIRING DIAGRAMS ......................................................................................................... 32
Models manufactured from 31/03/16 (or fitted with a Grundfos Circ Kit from 04/16) ...... 32
Models manufactured from 8/08/13 - 03/16 (or Grundfos Kit fitted during same range) . 33
Models manufactured from 14/08/2007 - 7/08/2013 (Salmson Circulator) .................... 34
Models manufactured prior to 14/08/2007 (Salmson Circulator) .................................... 35
REFRIGERATION SYSTEM DIAGRAM ............................................................................ 36
COMMON COMPLAINTS .................................................................................................. 36
SERVICE TECHNICIAN'S HEAT PUMP KIT ..................................................................... 38
SENSOR STRIP TESTER ................................................................................................. 39
FAULT FINDING ................................................................................................................ 40
Sensor Strip and Sensor Strip Replacement Kit ............................................................. 70
Sensors .......................................................................................................................... 71
Refrigerant Charge ......................................................................................................... 81
Electrical Insulation Testing ............................................................................................ 81
COMPONENT REPLACEMENT PROCEDURES ............................................................. 82
Storage Tank .................................................................................................................. 82
Heat Pump Module......................................................................................................... 85
Refrigeration System ...................................................................................................... 90
DOCUMENT REVISION HISTORY ................................................................................... 98
TM025: 310 Series Heat Pump Service Instructions
Rev AF: Issued March 2016
This document is stored and maintained electronically by Technical Support. All printed copies are deemed uncontrolled.
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