TM-5-4520-256-14 Heater Space Multifuel With Blower 60 000 BTU/HR 120 V UH-68G Manual



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Tm-5-4520-256-14

Chapter 1 Introduction
Nomenclature Cross Reference List
Section Ii. Equipment Description And Data
Location And Description Of Major Components
Location And Descriputon Of Major Components - Continued
Location And Description Of Major Components - Continued
Figure 1-4. Heater Unit Interior
Differences Between Models
Figure 1-5. Difference Between Models
Table 1-1. Equipment Data
Table 1-1. Equipment Data - Continued
Section Iii. Technical Principles Of Operation
Figure 1-6. Electrical Schematic
Fuel System
Figure 1-7. Fuel System Schematic
Airflow System
Figure 1-8. Airflow Schematic
Chapter 2 Operating Instructions
Table 2-1. Control Panel, Controls And Indicators
Rear And Right Side Controls And Indicators
Section Ii. Preventive Maintenance Checks And Services (Pmcs)
Operator Preventive Maintenance Checks And Services
Operator Preventive Maintenance Checks And Services - Continued
Table 2-3. Operator Preventative Maintenance Checks And Services
Assembly And Preparation For Use
Assembly And Preparation For Use Cont.
Assembly And Preparation For Use - Continued
Figure 2-3. Exhaust Pipe Installation
Assembly And Preparation For Use - Continued
Figure 2-4. Air Duct Installation
Assembly And Preparation For Use - Continued
Figure 2-5. Fueling Unit
Assembly And Preparation For Use - Continued
Assembly And Preparation For Use - Continued
Operating Procedures
Figure 2-8. Control Panel, Ventilation Mode
Operating Procedures - Continued
Operating Procedures - Continued
Operating Procedures - Continued
Operating Instructions On Decals And Instruction Plates
Figure 2-11. Instruction Plate, Piping And Wiring
Figure 2-11.1. Instruction Plate, Piping And Wiring
Section Iv. Operation Under Unusual Conditions
Figure 2-12. Fuel Pump Pressure Adjustment
Chapter 3 Unit Maintenance Instructions
Section Iii. Service Upon Receipt Of Equipment
Figure 3-1. Heater Unit Packaging
Section Iv. Preventive Maintenance Checks And Services (Pmcs)
Section V. Troubleshooting
Table 3-2. Unit Troubleshooting
Table 3-2. Unit Troubleshooting Cont.
Table 3-2. Unit Troubleshooting - Continued
Table 3-2. Unit Troubleshooting - Continued
Table 3-2. Unit Troubleshooting - Continued
Table 3-2. Unit Troubleshooting - Continued
Table 3-2. Unit Troubleshooting - Continued
Table 3-2. Unit Troubleshooting - Continued
Table 3-2. Unit Troubleshooting - Continued
Table 3-2. Unit Troubleshooting - Continued
Table 3-2. Unit Troubleshooting - Continued
Table 3-2. Unit Troubleshooting - Continued
Table 3-2. Unit Troubleshooting - Continued
Table 3-2. Unit Troubleshooting - Continued
Table 3-2. Unit Troubleshooting - Continued
Section Vi. Maintenance Procedures
Air Filter Maintenance
Figure 3-2. Air Filter, Removal
Air Filter Maintenance - Continued
Figure 3-3. Air Filter, Installation
Exhaust Pipe Maintenance.
Figure 3-4. Exhaust Pipe, Assembly.
Exhaust Pipe Maintenance-Continued
Figure 3-5. Exhaust Pipe, Disassembly
Duct Assembly Maintenance
Figure 3-6. Air Duct, Removal
Duct Assembly Maintenance-Continued
Figure 3-7. Air Duct, Installation
Control Panel Maintenance
Figure 3-8. Off/Vent/Heat Switch (S1), Removal
Off/Vent/Heat Switch (Si)Maintenance-Continued
Figure 3-9. Off/Vent/Heat Switch (S1), Installation
Fuel Pressure Gage Maintenance
Figure 3-10. Fuel Pressure Gage, Removal
Fuel Pressure Gage Maintenance -Continued
Figure 3-11. Fuel Pressure Gage, Installation
Hour Meter Maintenance
Figure 3-12. Hour Meter, Removal
Hour Meter Maintenance-Continued
Figure 3-13. Hour Meter, Installation
Combustion Control Relay (K8) Maintenance
Figure 3-14. Combustion Control Relay K8, Removal
Combustion Control Relay (K8) Maintenance-Continued
Figure 3-15. Combustion Control Relay K8, Repair
Combustion Control Relay (K8) Maintenance-Continued
Figure 3-16. Combustion Control Relay K8, Installation
Audible Alarm (Emi) Maintenance
Figure 3-17. Audible Alarm (Em1), Removal
Audible Alarm (Em1) Maintenance-Continued
Figure 3-18. Audible Alarm (Em1), Installation
Circuit Breaker (Cb1) Maintenance
Figure 3-19. Circuit Breaker (Cb1), Removal
Circuit Breaker (Cb1) Maintenance-Continued
Figure 3-20. Circuit Breaker (Cb1), Installation
On/Off Toggle Switch Maintenance
Figure 3-21. On/Off Toggle Switch, Removal
On/Off Toggle Switch Maintenance-Continued
Figure 3-22. On/Off Toggle Switch, Installation
Rectifier Maintenance
Figure 3-23. Rectifier, Removal
Rectifier Maintenance-Continued
Figure 3-24. Rectifier, Installation
Internal Tank/External Tank Selector Maintenance
Figure 3-25. Internal Tank/External Tank Selector, Removal
Internal Tank/External Tank Selector Maintenance -Continued
Figure 3-26. Internal Tank/External Tank Selector, Installation
Blower Maintenance
Fuel Pump Maintenance
Fuel Pump Maintenance-Continued
Motor Maintenance
Transformer Maintenance
Figure 3-28. Transformer, Removal
Transformer Maintenance-Continued
Figure 3-29. Transformer, Installation
High Temperature Safety Thermostat Maintenance
Figure 3-30. High Temperature Safety Thermostat, Removal
High Temperature Safety Thermostat Maintenance-Continued
Figure 3-31. High Temperature Safety Thermostat, Installation
Heater Temperature Controller Maintenance
Figure 3-32. Heater Temperature Controller, Removal
Heater Temperature Controller Maintenance-Continued
Figure 3-33. Heater Temperature Controller, Installation
Power Cable Assembly Maintenance
Figure 3-34. Power Cable Assembly, Removal
Power Cable Assembly Maintenance - Continued
Figure 3-35. Power Cable Assembly, Repair (Air Force Model H82)
Power Cable Assembly Maintenance - Continued
Figure 3-35.1 Power Cable Assembly, Repair (Air Force Model H82)
Power Cable Assembly Maintenance Continued
Figure 3-35.2 Power Cable Assembly, Repair (Army Model H83)
Power Cable Assembly Maintenance Continued
Figure 3-35.3 Power Cable Assembly, Repair (Army Model H83)
Power Cable Assembly Maintenance Continued\
High Tension Cable Assembly Maintenance
High Tension Cable Assembly Maintenance - Continued
High Tension Cable Assembly Maintenance - Continued
High Tension Cable Assembly Maintenance - Continued
High Tension Cable Assembly Maintenance - Continued
High Tension Cable Assembly Maintenance - Continued
Discharge Temperature Thermostat Maintenance
Discharge Temperature Thermostat Maintenance - Continued
Discharge Temperature Thermostat Maintenance - Continued
Return Temperature Thermostat Maintenance
Figure 3-41. Return Temperature Thermostat, Removal
Return Temperature Thermostat Maintenance - Continued
Return Temperature Thermostat Maintenance - Continued
Motor Starter (Army Model H83) Maintenance
Motor Starter (Army Model H83) Maintenance Cont.
Figure 3-42.1. Motor Starter Removal (Army Model H83)
Motor Starter (Army Model H83) Maintenance - Continued
Motor Starter (Army Model H83) Maintenance - Continued
Terminal Board Maintenance
Figure 3-42.3 Terminal Board (Tb-1) Removal
Terminal Board Maintenance - Continued
Figure 3-42.4. Terminal Board (Tb-1) Installation
Tube Assemblies Maintenance
Tube Assemblies Maintenance - Continued.
Solenoid Valves Maintenance
Figure 3-43. Solenoid Valves, Removal
Solenoid Valves Maintenance - Continued
Figure 3-44. Solenoid Valves, Installation
Solenoid Valves Maintenance - Continued
Figure 3-44.1. Solenoid Valves, Installation
Fuel Oil Filter Maintenance
Figure 3-45. Fuel Oil Filter, Removal
Fuel Oil Filter Maintenance - Continued
Figure 3-46. Fuel Oil Filter, Repair
Fuel Oil Filter Maintenance- Continued
Sightglass Maintenance
Sightglass Maintenance - Continued
Figure 3-48. Sightglass, Removal/Installation
Flame Detector Maintenance
Figure 3-49. Flame Detector, Removal
Flame Detector Maintenance - Continued
Figure 3-50. Flame Detector, Installation
Electrode Maintenance
Figure 3-51. Electrode, Removal
Electrode Maintenance - Continued
Figure 3-52. Electrode, Installation
Electrode Maintenance - Continued
Nozzle Maintenance
Nozzle Maintenance - Continued
Nozzle Maintenance - Continued
Combustion Air Hose Maintenance
Figure 3-55. Combustion Air Hose, Removal/Installation
Fuel Level Gage Maintenance
Figure 3-56. Fuel Level Gage, Removal
Fuel Level Gage Maintenance - Continued
Figure 3-57. Fuel Level Gage, Installation
Lifting Handles Maintenance
Figure 3-58. Lifting Handles, Removal
Lifting Handles Maintenance - Continued
Figure 3-59. Lifting Handles, Installation
Section Vii. Preparation For Storage Or Shipment
Moving Short Distances
Chapter 4 Intermediate Direct Support Maintenance Instructions
Table 4-1. Intermediate Direct Support Level Troubleshooting - Continued
Cabinet Assembly Maintenance
Cabinet Assembly Maintenance - Continued
Cabinet Assembly Maintenance - Continued
Figure 4-1. Camouflage Paint Pattern
Control Panel Maintenance
Control Panel Maintenance - Continued
Control Panel Maintenance - Continued
Control Panel Maintenance - Continued
Blower, Pump, And Motor Assembly Maintenance
Blower, Pump, And Motor Assembly Maintenance - Continued
Figure 4-4. Blower, Pump, And Motor Assembly, Removal
Blower, Pump, And Motor Assembly Maintenance - Continued
Blower, Pump, And Motor Assembly Maintenance - Continued
Blower, Pump, And Motor Assembly Maintenance - Continued
Figure 4-6. Blower, Pump, And Motor Assembly, Installation
Skid Maintenance
Chapter 5 Intermediate General Support Maintenance Instructions
Cabinet Assembly And Skid Maintenance
Cabinet Assembly And Skid Maintenance Cont.
Cabinet Assembly And Skid Maintenance - Continued
Figure 5-1. Cabinet Assembly, Removal
Cabin.Et Assembly And Skid Maintenance - Continued
Figure 5-2. Cabinet Assembly, Installation
Cabinet Assembly And Skid Maintenance - Continued
Heat Exchanger Maintenance
Heat Exchanger Maintenance - Continued
Figure 5-3. Heat Exchange, Removal/Installation
Figure 5-3. Heat Exchange, Removal/Installation Cont.
Carbon Monoxide Test
Heat Exchanger Maintenance - Continued
Figure 5-4. Fuel Tank, Removed
Fuel Tank Maintenance - Continued
Figure 5-5. Fuel Tank, Installation
Appendix A References
Appendix B Maintenance Allocation Chart
Explanation Of Columns In The Mac, Section Ii
Explanation Of Columns In Tool And Test Equipment Requirements, Section Iii.
Section Ii Maintenance Allocation Chart
Section Ii Maintenance Allocation Chart Cont.
Section Ii Maintenance Allocation Chart Cont.
Section Ii Maintenance Allocation Chart Cont.
Section Iv. Remarks
Appendix C Components Of End Item And Basic Issue Items List
Section Ii. Components Of End Item
Appendix D Additional Authorization List
Section Ii. Additional Authorization Items List - Continued
Appendix E Expendable/Durable Supplies And Materials List
Section Ii. Expendable Supplies And Materials List
Appendix F Illustrated List Of Manufactured Items
Figure F-3. Terminal Cushion
Figure F-5. Air Plenum Hose
Figure F-6. Support Rod
Figure F-7. Gasket
Appendix G Torque Limits
Alphabetical Index
Alphabetical Index-Continued
Alphabetical Index-Continued
Alphabetical Index-Continued
Figure Fo-1. Wiring Diagram (Model H82)
Figure Fo-2. Wiring Diagram (Model H83)
The Metric System And Equivalents

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