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CONTENTS
Introduction
1. Product Appearance................................................................................ 7
2. Product Specifications ............................................................................. 8
1) Model Name Structure ..................................................................................................8
2) Configuration.................................................................................................................9
3. Outdoor Unit Specifications ................................................................... 12
4. Outdoor Unit External Dimensions ........................................................ 16
5. Outdoor Unit Internal Structure.............................................................. 18
6. Operating Principle ................................................................................ 24
1) Refrigerant System Diagram.......................................................................................24
2) Engine Coolant / Fuel Gas / Intake Air and Exhaust Air System Diagrams................28
PERIODIC INSPECTION
1. Inspection Items and Intervals............................................................... 38
2. Parts Requiring Periodic Replacement.................................................. 39
3. Procedure and Method of Periodic Inspection....................................... 40
1) Engine Oil Inspection / Refilling .................................................................................. 42
2) Oil Filter Replacement ................................................................................................42
3) Spark Plug Replacement ............................................................................................43
4) Air Filter Element Replacement .................................................................................. 43
5) Compressor Belt Replacement...................................................................................45
6) Exhaust Water Drain Filter Inspection / Refilling.........................................................46
7) Drain Oil Filter Replacement.......................................................................................48
8) Engine Coolant Additive Refilling................................................................................50
9) Engine Coolant Amount Inspection / Refilling............................................................. 50
10) Engine Coolant Leakage Inspection ........................................................................... 51
11) Engine Oil Leak Inspection .........................................................................................51
12) Exhaust Air Leakage Inspection..................................................................................51
13) Exhaust Water Drain Hose Inspection ........................................................................ 52
14) Fuel Gas Hose and Fuel Gas Hose Clamp Inspection / Replacement ....................... 52
15) Fuel Gas Leak Inspection ...........................................................................................53
16) Compressor Inspection ............................................................................................... 54
17) Refrigerant Leakage Inspection .................................................................................. 54
18) Refrigerant and Engine Coolant Line Contact Inspection ...........................................55
19) Engine Valve Cleaning................................................................................................ 55
20) Engine Valve Clearance Inspection / Adjustment (8 TON only).................................. 56
21) Oil Level Switch Cleaning / Inspection ........................................................................ 57
22) Outdoor Heat Exchanger Compartment Drainage Inspection.....................................57
23) Accumulator Condensed Water Drainage Inspection .................................................58
24) Wiring and Connector Inspection ................................................................................58
25) Anchor Bolt Inspection ................................................................................................ 58
26) Engine Startability Inspection......................................................................................59
27) Engine Mount Replacement........................................................................................59
28) Inspection for Operation Noise....................................................................................61
29) Inspection of the Number of Engine and Starter on/off Times .................................... 61
30) Inspection of the Running Hours and Number of on/off Times of the Compressor..... 61
31) Outdoor Heat Exchanger Inspection ...........................................................................61
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