HEADQUARTERS F18H-3S User manual

TECHNICAL MANUAL
TM5-4120-384-14
CHAPTER /
APPENDIX
OPERATOR’S, ORGANIZATIONAL, DIRECT SUPPORT,
AND GENERAL SUPPORT MAINTENANCE MANUAL
AIR CONDITIONER
HORIZONTAL COMPACT
18,0O0 BTU/HR
208 VOLT, 3 PHASE,
50/60 HERTZ
MODEL F18H-3S
(4120-01-165-1125)
This copy is a reprint which includes current
pages from Changes 1 through 4.
HEADQUARTERS, DEPARTMENT OF THE ARMY
27 MAY 1985

TM5-4120-384-14
TECHNICAL MANUAL
HEADQUARTERS
DEPARTMENT OF THE ARMY
NO. 5-4120-384-14WASHINGTON, D.C.,27 May 1985
Operator’s, Organizational, Direct Support
and General Support Maintenance Manual
AIR CONDITIONER, HORIZONTAL, COMPACT,
18,000 BTU/HR
208 VOLTS,3 PHASE, 50/60 HERTZ
MODEL F18H-3S (4120-01-165-1125), MODEL F18H-3SA (4120-01-237-4663)
MODEL F18H-3SB (4120-01-268-4451)
AND
230 VOLTS,SINGLE PHASE 60 HERTZ
MODEL F18H-1S (4120-01-268-4450)
REPORTING ERRORS AND RECOMMEND IMPROVEMENTS
You can help improve this manual.If you find any mistakes
or if you know of a way to improve the procedures, please
let us know.Mail your letter,DA Form 2028 (Recommended
Changes to Publications and Blank Forms) or DA Form 2028-2
located in the back of this manual direct to:Commander,
U.S. Army Troop Support Command, Attention:AMSTR-MCTS,
4300 Goodfellow Boulevard, St. Louis, Missouri 63120-1798.
A reply will be furnished to you.
CHAPTER 1
INTROUCUTION
TABLE OF CONTENTS Page
. . . . . . . . . . . . . . . . . . . . . . . 1-1
Section IGeneral Information . . . . . . . . . . . . . . . . . . . . . 1-1
Section IIEquipment Description . . . . . . . . . . . . . . . . . . . 1-2
Section IIITechnical Principles of Operation . . . . . . .1-9
CHAPTER 2 OPERATING INSTROUCTIONS
. . . . . . . . . . . . . . . . .
Section IDescription and Use of Operator’s
Controls and Indicators . . . . . . . . . . . . . . . . .
Section IIPreventive Maintenance Checks and
Services (PMCS) . . . . . . . . . . . . . . . . . . . . . . . . .
Section IIIOperation Under Usual Conditions . . . . . . . .
Section IVOperation Under Unusual Conditions . . . . . .
CHAPTER 3 OPERATOR'S MAINTENANCE INSTRUCTIONS
Section ILubrication Instructions . . . . . . . . . . . . . . . .
Section IITroubleshooting . . . . . . . . . . . . . . . . . . . . . . . . .
2-1
2-1
2-6
2-9
2-15
3-1
3-1
3-1
Change 2 i

TM5-4120-384-14
TABLE OF CONTENTS - Continued
Page
CHAPTER
4
ORGANIZATIONAL MAINTENANCE
INSTRUCTIONS . . . . . . . . . . . . .
Section IRepair Parts, Special Tools, TMDE, and
Support Equipment . . . . . . . . . . . . . . . . . . . . . . .
Section IIService Upon Receipt of Equipment . . . . . . .
Section IIIPreventive Maintenance Checks and
Services (PMCS) . . . . . . . . . . . . . . . . . . . . . . . . .
Section IVTroubleshooting. . . . . . . . . . . . . . . . . . . . . . . . .
Section VMaintenance Procedures . . . . . . . . . . . . . . . . . .
Section VIPreparation for Storage or Shipment . . . . .
CHAPTER 5
DIRECT SUPPORT MAINTENANCE
INSTRUCTIONS
. . . . . . . . . . . . .
Section IRepair Parts, Special TOOls, TMDE, and
Support Equipment . . . . . . . . . . . . . . . . . . . . . . .
Section IITroubleshooting . . . . . . . . . . . . . . . . . . . . . . . . .
Section IIIMaintenance Procedures . . . . . . . . . . . . . . . . . .
CHAPTER 6
GENERAL SUPPORT MAINTENANCE
INSTRUCTIONS
. . . . . . . . . . . .
Section IRepair Parts, Special Tools, TMDE, and
Support Equipment . . . . . . . . . . . . . . . . . . . . . . .
Section IIAuthorized General Support Maintenance
Actions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
APPENDIX A. REFERENCES . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
APPENDIX B. MAINTENANCE ALLOCATOIN CHART . . . . . . . . . . .
Section IIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Section IIMaintenance Allocation Chart . . . . . . . . . . . .
Section IIITool and Test Equipment Requirements . . . .
Section IVRemarks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
APPENDIX C. COMPONENTS OF END ITEM AND
BASIC ISSUE ITEN LISTS. . . . . . . . . . . . .
Section IIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Section IIComponents of End Item . . . . . . . . . . . . . . . . . .
Section IIIBasic Issue Items . . . . . . . . . . . . . . . . . . . . . . .
APPENDIX. D. ADDITIONAL AUTHORIZATION LIST . . . . . . . . . .
Section IIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Section IIAdditional Authorization List . . . . . . . . . . .
4-1
4-2
4-3
4-20
4-28
4-37
4-119
5-1
5-2
5-3
5-12
6-1
6-1
6-1
A-1
B-1
B-1
B-5
B-11
B-12
C-1
C-1
C-3
C-4
D-1
D-1
D-1
ii

GLOSSARY
INDEX
TM 5-4120-384-14
TABLE OF CONTENTS - Continued
Page
APPENDIX E.EXPENDABLE SUPPLIES AND
MATERIALS LIST
E-1
Section IIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . .
E-1
Section IIExpendable Supplies and Materials
List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-2
Glossary-1
Index-1
LIST OF ILLUSTRATIONS
Figure Title
1-1Air Conditioner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-2Location of Major Components . . . . . . . . . . . . . . . . . . . .
1-2.1 Electromagnetic Pulse (EMP) Kit Parts. . . . . . . . .
1-3Refrigeration Schematic . . . . . . . . . . . . . . . . . . . . . . . . . .
2-1Operator’s Controls and Indicators . . . . . . . . . . . . .
2-2Operator’s Controls and Indicators . . . . . . . . . . . . .
2-3Instruction Plates, Stencil
Marking Information and Locations . . . . . . . . . . . . . .
4-1Installation Dimensions. . . . . . . . . . . . . . . . . . . . . . . . . .
4-2Wiring Connection Changes for
J1/J11 Power Input Connector . . . . . . . . . . . . . . . . . . . . .
4-3Control Module Removal . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-4Wiring Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-4.1 Air Conditioner Schematic Model F18H-3SA . . . . . . .
4-5
4-6
4-7
4-8
4-9
4-10
4-11
4-12
4-13
4-14
4-15
4-16
4-17
Typical Through the Wall Installation. . . . . . . . .
Location of PMCS Items. . . . . . . . . . . . . . . . . . . . . . . . . . .
Fabric Cover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Top Covers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Screens. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Return Air Louver and Air Filter . . . . . . . . . . . . . . .
Supply Air Louver. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Mist Eliminator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Condenser Air Discharge Louver
and Linkage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fresh Air Damper and Actuator. . . . . . . . . . . . . . . . . . .
Condensate Drain Lines . . . . . . . . . . . . . . . . . . . . . . . . . . .
Control Module Removal. . . . . . . . . . . . . . . . . . . . . . . . . . .
Control Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Page
1-0
1-4
1-8.2
1-10
2-3
2-4
2-14
4-4
4-10
4-11
4-13
4-16.9
4-17
4-21
4-37
4-39
4-42
4-43
4-45
4-47
4-50
4-53
4-57
4-63
4-65
Change
5
iii

TM 5-4120-384-14
LIST OF ILLUSTRATIONS
FigureTitle
4-18 TEMPERATURE SELECTOR (Control
Switch Thermostat) S3. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-19MODE SELECTOR Switch S1 . . . . . . . . . . . . . . . . . . . . . . . . . .
4-20COMPR CIRCUIT BKR (Compressor
Circuit Breaker) CB1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-21Control Module Wiring Harness. . . . . . . . . . . . . . . . . . .
4-22Junction Box. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-23Junction Box Wiring Harness. . . . . . . . . . . . . . . . . . . . .
4-24Relays. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-25CONTROL CIRCUIT BREAKER CB2 . . . . . . . . . . . . . . . . . . . . .
4-26Miscellaneous Cables, Harnesses,
and Terminal Boards. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-27Transformer and Rectifier . . . . . . . . . . . . . . . . . . . . . . . .
4-27.1 Capacitors and Relay, Model F18H–1S only. . . . . .
4-28Evaporator Fan, Motor and Housing. . . . . . . . . . . . . .
4-29Heater Thermostat . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-30Heater Elements . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-31Condenser Fan, Motor and Housing. . . . . . . . . . . . . . .
4-32Evaporator Coil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-33Solenoid Valve Coil Removal . . . . . . . . . . . . . . . . . . . . .
4-34Jumper Across LPCO Switch. . . . . . . . . . . . . . . . . . . . . . . .
4-35Condenser Coil . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-36Connectors (Installation). . . . . . . . . . . . . . . . . . . . . . . .
4-37Installation Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-1Motor Assembly, Custom Motor Design,
Model 184-01–0412. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-1.1 Motor Assembly, Keco Industries, Inc.,
Model 113K0001. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-2Motor Assembly, Welco,
Model M–4720-50. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-3Motor Assembly,Custom Motor Design,
Model 700–01–0602. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-3.1 Motor Assembly, Keco Industries, Inc.,
Model 113K0000. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-4Discharging Refrigerant. . . . . . . . . . . . . . . . . . . . . . . . . .
5-5Nitrogen Tank Connection . . . .. . . . . . . . . . . . . . . . . . . . .
5-6Evacuation of Refrigerant System. . . . . . . . . . . . . . .
5-7Refrigerant Charging. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-8Evaporator Coil. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-9Fluid Flow Restrictor. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-10 Expansion Valve (Primary). . . . . . . . . . . . . . . . . . . . . . . .
5-11 Expansion Valve (Quench). . . . . . . . . . . . . . . . . . . . . . . . .
5-12 Solenoid Valves . . . . . . . . . . . . . . . . . . . . . . . . . .
5-13 Pressure Regulator.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-14 Actuating Cylinder. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Page
4-67
4-69
4-72
4-74
4-77
4-79
4-80
4-84
4-86
4-88
4-90.2
4-92
4-96
4-99
4-102
4-107
4-109
4-112
4-114
4-116
4-118
5-16
5-18
5-19
5-21
5-22.1
5-24
5-26
5-33
5-35
5-43
5-46
5-49
5-51
5-54
5-56
5-58
iv
Change 2