Monitor MWH180EX, Руководство по обслуживанию

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Table of Contents
1. General Outline of Appliance
1-1 Features .......................................................................................................................................... 1
1-2 Specifications ................................................................................................................................. 2
1-3 Performance ................................................................................................................................... 3
1-4 General Construction (Parts Names) ............................................................................................. 4
1-5 Main Component Structures ........................................................................................................... 5
1-6 Main Safety Devices ....................................................................................................................... 9
1-7 Scale Build Up Alarm .................................................................................................................... 10
2. Installation and Related Work
2-1 INSTALLATION INSTRUCTIONS ................................................................................................. 11
2-2 DIMENSIONS ............................................................................................................................... 16
2-3 SUGGESTED PIPING-BASIC INSTALLATION ............................................................................ 17
2-4 SUGGESTED PIPING-CIRCULATION SYSTEMS ....................................................................... 18
2-5 VENT PIPE INSTALLATION ......................................................................................................... 19
2-6 GAS LINE SIZING CHARTS ........................................................................................................ 20
2-7 GAS PIPING ................................................................................................................................. 21
2-8 WATER PIPING ............................................................................................................................ 21
2-9 PRESSURE RELIEF VALVE ........................................................................................................ 22
2-10 ELECTRICAL CONNECTION ...................................................................................................... 22
2-11 WIRING DIAGRAM ....................................................................................................................... 24
2-12 DIAGNOSTIC POINTS ................................................................................................................. 26
2-13 SCHEMATIC DIAGRAM ............................................................................................................... 27
2-14 WIRING REMOTE CONTROLLER ............................................................................................... 28
2-15 MAIN REMOTE CONTROLLER CMR-2250 (P/N 3748) .............................................................. 29
2-16 BATH REMOTE CONTROLLER YST-2250 (P/N 3749) ................................................................ 30
2-17 TESTING OPERATION ................................................................................................................ 31
3. Service and Maintenance
3-1 Operation Principles ..................................................................................................................... 32
3-2 Time Charts .................................................................................................................................. 33
3-3 Flow Charts .................................................................................................................................. 35
3-4 Fault Findings and Error Code ...................................................................................................... 36
3-5 Gas Setting Procedure ................................................................................................................. 39
3-6 Combustion Specification, Various Combination Setting .............................................................. 40
3-7 Remote Controllers Special Features ........................................................................................... 42
3-8 Disassembling/Assembling Parts ................................................................................................. 44
3-9 Procedure for Flushing Water Heater ........................................................................................... 53
3-10 Exploded View .............................................................................................................................. 56
3-11 Parts List ....................................................................................................................................... 57