Rinnai C42e - Page 2

Rinnai Water Heater Service Manual 2 100000098 Rev B
Table of Contents
General Information .................................................... 3
Specifications .......................................................... 4-6
Schematic Diagrams ............................................... 7-9
Diagnostic Codes .................................................. 8-10
Electrical Diagnostic Points
R/C42e, R/C53e, ................................................. 10, 11
R70e, R/C85e(PLUS),
R/C53i(PLUS), R/C85i(PLUS) ............................. 12, 13
R/C98e(ASME), R/C98i(ASME) ........................... 14, 15
V53e, R63LSe ...................................................... 16, 17
R50LSi, R63LSe2, R75LSe-VA, R75LSi-VA,
R94LSe-VA, R94LSi-VA ...................................... 18, 19
V53i, R75LSe-VB, R75LSi-VB,
R94LSe-VB, R94LSi-VB ...................................... 20, 21
R98LSe(ASME), R98LSi(ASME) ......................... 22, 23
RC80HPe, RC80HPi ............................................ 24, 25
RC98HPe, RC98HPi ............................................ 26, 27
Wire Diagrams
R/C42e, R/C53e .......................................................... 28
R70e, R/C85e(PLUS) .................................................. 29
R/C53i(PLUS), R/C85i(PLUS) ..................................... 30
R/C98e(ASME), R/C98i(ASME) .................................. 31
V53e, R63LSe ............................................................. 32
R50LSi, R63LSe2, R75LSe-VA, R75LSi-VA,
R94LSe-VA, R94LSi-VA ............................................. 33
R75LSe-VB, R75LSi-VB, R94LSe-VB, R94LSi-VB .... 34
V53i ............................................................................. 35
R98LSe(ASME), R98LSi(ASME) ................................ 36
RC80HPe, RC80HPi ................................................... 37
RC98HPe, RC98HPi ................................................... 38
Flushing the Heat Exchanger ................................... 39
Manual Draining of the Water Heater ...................... 40
Gas Control Assembly
R/C42e, R/C53e, V53e, R63LSe ......................... 41, 42
R/C53i(PLUS), R70e, R/C85e(PLUS), R/C85i(PLUS),
R50LSi, V53i, R63LSe2, R75LSe-VA, R75LSi-VA,
R94LSe-VA, R94LSi-VA ...................................... 43, 44
R/C98e(ASME), R/C98i(ASME),
R98LSe(ASME), R98LSi(ASME) ......................... 45, 46
RC80HPe, RC80HPi, R75LSe-VB, R75LSi-VB,
R94LSe-VB, R94LSi-VB ............................................. 47
RC98HPe, RC98HPi ................................................... 48
Fan
R/C42e, R/C53e, V53e, R63LSe ................................ 49
R70e, R/C85e(PLUS), R63LSe2,
R75LSe, R94LSe........................................................ 50
R/C53i(PLUS), R/C85i(PLUS), R50LSi,
V53i, R75LSi, R94LSi ................................................. 51
R/C98e(ASME), R/C98i(ASME),
R98LSe(ASME), R98LSi(ASME) ............................... 52
RC80HPe, RC80HPi, RC98HPe, RC98HPi ............... 53
PC Board
R/C42e, R/C53e ......................................................... 54
V53e, R63LSe ............................................................ 55
R/C53i(PLUS), R70e, R/C85e(PLUS),
R/C85i(PLUS), R50LSi, R63LSe2, V53i,
R75LSe, R75LSi, R94LSe, R94LSi,
RC80HPe, RC80HPi, RC98HPe, RC98HPi .......... 56-57
R/C98e(ASME), R/C98i(ASME),
R98LSe(ASME), R98LSi(ASME) ............................... 58
Water Flow Control Assembly
R/C42e, R/C53e ................................................... 59, 60
V53e, R63LSe ...................................................... 61, 62
R/C53i, R70e, R50LSi, R63LSe2, V53i,
R75LSe, R75LSi ................................................... 63, 64
R/C85e(PLUS), R/C85i(PLUS),
R94LSe, R94LSi ................................................... 65, 66
R/C98e(ASME), R/C98i(ASME),
R98LSe(ASME), R98LSi(ASME) ............................... 67
RC80HPe, RC80HPi, RC98HPe, RC98HPi ............... 68
Heat Exchanger
R/C42e, R/C53e, V53e, R63LSe ........................... 69-71
R70e, R/C85e(PLUS), R63LSe2,
R75LSe, R94LSe................................................... 72-75
R/C53i(PLUS), R/C85i(PLUS), V53i,
R50LSi, R75LSi, R94LSi ....................................... 76-79
R/C98e(ASME), R98LSe(ASME) .......................... 80-81
R/C98i(ASME), R98LSi(ASME) ............................ 82-84
RC80HPe .............................................................. 85-87
RC80HPi ................................................................ 88-90
RC98HPe .............................................................. 91-93
RC98HPi ................................................................ 94-96
Gas Pressure Setting Procedure ....................... 97-98
Manifold Pressure Settings .............................. 99-105
Dip Switches .................................................... 106-108