Related Manuals for Onan DKHA Series
Summary of Contents for Onan DKHA Series
- Page 1 Caution: This document contains mixed page sizes (8.5 x 11 or 11 x 17), which may affect printing. Please adjust your printer settings according to the size of each page you wish to print.
- Page 2 Installation Manual Model DKHA 01-07 981-0644...
- Page 3 California Proposition 65 Warning Diesel engine exhaust and some of its constituents are known to the State of California to cause cancer, birth defects, and other reproductive harm. diesel warnings...
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Page 4: Table Of Contents
Table of Contents SECTION PAGE SAFETY PRECAUTIONS ........... . . 1. -
Page 5: Safety Precautions
SAFETY PRECAUTIONS Thoroughly read the OPERATOR’S MANUAL or 911. Do not operate the APU again until it has before operating the APU. Safe operation and been repaired and inspected. top performance can only be obtained when To reduce the risk of CO poisoning: equipment is properly operated and main- tained. - Page 6 MOVING PARTS CAN CAUSE SEVERE intake system can cause the engine to over- speed, which can result in fire, explosion and PERSONAL INJURY OR DEATH equipment damage. The owners and opera- • Disable AUTO, stop the APU and disconnect tors of the APU are solely responsible for safe the battery cables (negative [−] first) from the operation.
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Page 7: Introduction
1. Introduction ABOUT THIS MANUAL sons with physical or mental limitations, and pets could suffer personal injury or death. A per- This is an instruction manual for the installation of sonal attendant, redundant power or an alarm the auxiliary power unit (APU) listed on the front system must be used if genset operation is criti- cover. -
Page 8: Location And Mounting
2. Location and Mounting LOCATION MOUNTING Use both lifting eyes on the engine head or a forklift under the shipping pallet to raise the APU to its The APU is designed for mounting up to the vehicle mounting position. Raise the elevation of the APU frame rail on either side. -
Page 9: Exhaust Connections
3. Exhaust Connections GENERAL The APU must be installed with the standard tailpipe or with a customer fabricated tailpipe using tailpipe adapter PN 155-2610 (Figure 3-1). EXHAUST GAS IS DEADLY! The WARNING APU must be installed with a tailpipe to direct STANDARD TAILPIPE exhaust gases away from the vehicle. -
Page 10: Customer Fabricated Tailpipe
CUSTOMER FABRICATED TAILPIPE Tailpipe Adapter Tailpipe adapter 155-2610 must be used with a cus- tomer fabricated tailpipe. Mount the adapter on the muffler outlet flange using the flange gasket and screws packaged with the tailpipe adapter. Torque the flange and bracket screws to 19 ft-lb (26 N-m). The flange gasket must be used. -
Page 11: Coolant Connections
4. Coolant Connections Only models with external coolant fittings (one on from hot engine exhaust components. They should each side) require coolant connections to the ve- be accessible for inspection and replacement, pro- hicle engine. Figure 4-1 illustrates typical connec- tected from damage and secured to prevent kinking, tions. -
Page 12: Fuel Connections
5. Fuel Connections Diesel fuel is a combustible and can WARNING FUEL KIT cause severe personal injury or death. Do not smoke or allow any flame, spark, pilot light, arc- producing equipment, electrical switch or other WASHER ignition source around fuel or fuel components, or in areas sharing ventilation. -
Page 13: Electrical Connections
6. Electrical Connections AC POWER OUTPUT Seal all wiring openings into the vehicle interior to keep out exhaust gas. Apply silicone rubber or equivalent sealant. General EXHAUST GAS IS DEADLY! Seal all WARNING Accidental starting of the APU can WARNING wiring openings into the vehicle interior to keep cause severe personal injury or death. - Page 14 HVAC UNIT 30 AMP LOAD CENTER BREAKER BOX 319-6604 AC HARNESS 335-0257 OUTLET 323-2458 FIGURE 6-1. AC CONNECTIONS...
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Page 15: Remote Control
REMOTE CONTROL Interconnecting the APU and shore WARNING power can lead to electrocution of utility line General workers, equipment damage and fire. Use an ap- proved switching device to prevent intercon- Two wiring harnesses are packaged with the APU nections. for remote control connections (Figure 6-2). - Page 16 LEADS WITH INSULATED, COLOR-CODED BUTT-SPLICE CONNECTORS FOR CONNECTING IGNITION & SHORE POWER INTERLOCKS—STOW INSIDE JUNCTION BOX ALONG WITH P3/J3 AND P7 HVAC UNIT OPERATOR PANEL 300-6249 REMOTE CONTROL HARNESS 338-4874 REMOTE CONTROL HARNESS 338-4873 * HVAC CONNECTOR FIGURE 6-2. REMOTE CONTROL CONNECTIONS...
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Page 17: Battery Connections
BATTERY CONNECTIONS If the cables are too long to stow safety, they may be cut to proper length. Use a proper crimping tool to crimp on the extra terminals. Insulate the terminal General shanks with heat-shrink insulating tubing so that loose cable strands will not contact other terminals. -
Page 18: Installation Review And Startup
7. Installation Review and Startup [ ] The control panel on the APU is accessible for Accidental starting of the APU can WARNING starting and stopping the APU and resetting the cause severe personal injury or death. Until the circuit breaker. APU is ready for startup, ensure that the APU’s remote control connector is disconnected, the [ ] There is access for checking, adding and drain-... -
Page 19: Specifications
8. Specifications APU CONTROLLER: Integrated Microprocessor Based Engine and Generator Controller GENERATOR: Two-Bearing, Two-Pole Rotating Field, 3600 RPM, “Poly-Vee” Belt Drive Power (@1.0 power factor) 4000 W Voltage Frequency 60 Hz Number of Phases Current 33 amps Line Circuit Breaker 30 amps FUEL CONSUMPTION: No-load... -
Page 20: Control Schematic-Sheet 1
630-3368 CONTROL SCHEMATIC—SHEET 1... -
Page 21: Control Schematic-Sheet 2
630-3368 CONTROL SCHEMATIC—SHEET 2... -
Page 22: Outline Drawing-Sheet 1
500-4572 OUTLINE DRAWING—SHEET 1... -
Page 23: Outline Drawing-Sheet 2
500-4572 OUTLINE DRAWING—SHEET 2... -
Page 24: Outline Drawing-Sheet 3
NOT TO SCALE, SEE FUEL KIT INSTRUCTION SHEET 500-4572 OUTLINE DRAWING—SHEET 3...
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