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PARTS AND OPERATION MANUAL
OPERATION AND PARTS MANUAL
TM
ULTRA-SILENT SERIES
MODEL DCA-70USI
50 Hz GENERATOR
PARTS LIST NO. M2900000314
Revision #1 (04/22/05)
THIS MANUAL MUST ACCOMPANY
THE EQUIPMENT AT ALL TIMES.
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PAGE 2 — DCA-70USI (50 Hz) — OPERATION AND PARTS MANUAL — REV. #1 (04/22/05)
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HERE'S HOW TO GET HELP PLEASE HAVE THE MODEL AND SERIAL NUMBER ON-HAND WHEN CALLING MQ POWER CORPORATE OFFICE 18910 Wilmington Ave. 800-421-1244 Carson, CA 90746 FAX: 310-632-2656 Email: mqpower@multiquip.com Internet: www.mqpower.com PARTS DEPARTMENT 800-427-1244 FAX: 800-672-7877 310-537-3700 FAX: 310-637-3284 SERVICE DEPARTMENT 800-835-2551 FAX: 310-638-8046 310-537-3700 TECHNICAL ASSISTANCE 800-835-2551 FAX: 310-638-8046 WARRANTY DEPARTMENT 800-835-2551, EXT. 279 FAX: 310-638-8046 310-537-37
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TABLE OF CONTENTS MQ POWER DCA-70USI(50HZ) MQ POWER DCA-70USI(50HZ) MQ POWER DCA-70USI(50HZ) MQ POWER DCA-70USI(50HZ) MQ POWER DCA-70USI(50HZ) ISUZU FF- 4BG1T ENGINE ISUZU FF- 4BG1T ENGINE ISUZU FF- 4BG1T ENGINE ISUZU FF- 4BG1T ENGINE ISUZU FF- 4BG1T ENGINE UL UL UL UL ULTRA-SILENT GENERA TRA-SILENT GENERA TRA-SILENT GENERA TRA-SILENT GENERA TRA-SILENT GENERATOR TOR TOR TOR TOR Generator Assembly .................................................. 52-53 Control Box Assembly .................
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PARTS ORDERING PROCEDURES When ordering parts, please supply the following information: ❒ ❒❒❒ ❒ Dealer account number ❒ ❒❒❒ ❒ Dealer name and address ❒ ❒❒❒ ❒ Shipping address (if different than billing address) ❒ ❒❒❒ ❒ Return fax number ❒ ❒❒❒ ❒ Applicable model number ❒ ❒❒❒ ❒ Quantity, part number and description of each part ❒ ❒❒❒ ❒ Specify preferred method of shipment: ✓ FedEx or UPS Ground Note: Unless otherwise indicated by customer, all ✓ FedEx or UPS Second Day or Third Day orders are trea
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DCA-70USI (50 Hz) — SPECIFICATIONS Table 1. Generator Specifications MI odel DCA-70US Revolving field, self ventilated, Type open protected type synchronous generator Al rmature ConnectionSg tar with Neutra Zig Za Phase 3e Singl Standby Output6W 3.0 KVA (50.4 KW) 36 K Prime Output6W 0 KVA (48 KW) 34.6 K Voltage2V 00V or 400V 200/100 Frequency 50 Hz Speed 1500 rpm Power Factor 01 .8 Single Phase, 60 Hz Aux. AC Power Voltage 100 V Output 4.8 KW (2.4 KW x 2) Table 2. Engine Specifications Model ISU
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DCA-70USI (50 Hz) — DIMENSIONS (TOP, SIDE AND FRONT) TABLE 3. DIMENSIONS Reference Dr imension ft. (mm.)R) eference Lette Dimension ft. (mm. Letter A)3F 1.10 in. (790 mm. 105.11 in. (2,670 mm.) B)3G 0.15 in. (766 mm. 68.30 in. (1,735 mm.) C)3H 0.15 in. (766 mm. 37.40 in. (950 mm.) D) 30.15 in. (766 mm. E) 30.15 in. (766 mm. Figure 1. Dimensions 1 DCA-70USI (50 Hz) — OPERATION AND PARTS MANUAL — REV. #1 (04/22/05) — PAGE 7
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DCA- 70USI (50 Hz) — SAFETY MESSAGE ALERT SYMBOLS FOR YOUR SAFETY AND THE SAFETY OF OTHERS! HAZARD SYMBOLS Potential hazards associated with the operation of this Safety precautions should be followed at all times when equipment will be referenced with "Hazard Symbols" which operating this equipment. Failure to read and understand the appear throughout this manual, and will be referenced in Safety Messages and Operating Instructions could result in conjunction with Safety "Message Alert Symbol
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DCA- 70USI (50 Hz) — SAFETY MESSAGE ALERT SYMBOLS WARNING - ROTATING PARTS CAUTION - RESPIRATORY HAZARDS NEVER operate equipment with covers, ALWAYS wear approved respiratory or guards removed. Keep fingers, hands, protection. hair and clothing away from all moving parts to prevent injury. CAUTION - ACCIDENTAL STARTING CAUTION - SIGHT AND HEARING HAZARDS ALWAYS place the Engine ON/OFF ALWAYS wear approved eye and switch in the OFF position and remove hearing protection. the ignition key when th
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DCA-70USI (50 Hz) — RULES FOR SAFE OPERATION ■ ALWAYS check the machine for loosened threads or bolts DANGER - READ THIS MANUAL! before starting. Failure to follow instructions in this manual may lead to ■ NEVER operate the generator in an explosive atmosphere serious injury or even DEATH! This equipment is to be or near combustible materials. An explosion or fire could operated by trained and qualified personnel only! This result causing severe bodily harm or even death. equipment is for indust
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DCA-70USI (50 Hz) — RULES FOR SAFE OPERATION Generator Grounding DANGER - ELECTROCUTION HAZARDS To guard against electrical shock and possible damage to During operation of this generator, there the equipment, it is important to provide a good EARTH exists the possibility of electrocution, ground. electrical shock or burn, which can cause Article 250 (Grounding) of the National Electrical Code severe bodily harm or even DEATH! (NEC) provides guide lines for proper grounding and specifies To avoi
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DCA-70USI (50 Hz) — RULES FOR SAFE OPERATION Maintenance Safety Battery Safety ■ The electrical voltage required to operate the generator Use the following guidelines when handling the battery: can cause severe injury or even death through physical ■ The battery contains acids that can contact with live circuits. Turn all circuit breakers OFF cause injury to the eyes and skin. To before performing maintenance on the generator. avoid eye irritation, always wear safety ■ NEVER lubricate component
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DCA-70USI (50 Hz) — RULES FOR SAFE OPERATION Towing & Transporting Safety ■ The maximum speed for highway towing is 55 MPH unless posted otherwise. Recommended off-road towing To reduce the possibility of an accident while transporting is not to exceed 15 MPH or less depending on type of the generator on public roads, always make sure the trailer terrain. that supports the generator and the towing vehicle are in good operating condition and both units are mechanically ■ Place chock blocks under
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DCA-70USI (50 Hz) — GENERATOR DECALS The DCA-70USI (50 Hz) generator is equipped with a number of safety decals (Figures 2 & 3). These decals are provided for operator safety and maintenance information. The illustration below and on the preceding page show the decals as they appear on the machine. Should any of these decals become unreadable, replacements can be obtained from your dealer. Figure 2. Generator Decals PAGE 14 — DCA-70USI (50 Hz) — OPERATION AND PARTS MANUAL — REV. #1 (04/22/
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DCA-70USI (50 Hz) — GENERATOR DECALS Figure 3. Generator Decals (Cont inued) 1 DCA-70USI (50 Hz) — OPERATION AND PARTS MANUAL — REV. #1 (04/22/05) — PAGE 15
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DCA-70USI (50 Hz) — INSTALLATION Figure 4. Typical Generator Grounding Application PAGE 16 — DCA-70USI (50 Hz) — OPERATION AND PARTS MANUAL — REV. #1 (04/22/05)
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DCA-70USI (50 Hz) — INSTALLATION Outdoor Installation Generator Grounding Install the generator in a area that is free of debris, To guard against electrical shock and possible damage to bystanders, and overhead obstructions. Make sure the the equipment, it is important to provide a good EARTH generator is on secure level ground so that it cannot slide or ground. shift around. Also install the generator in a manner so that Article 250 (Grounding) of the National Electrical Code (NEC) the exhaust
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DCA-70USI (50 Hz) — GENERAL INFORMATION Open Delta Excitation System DCA-70USI Ultra Silent™ (50 Hz) Series Familiarization The DCA-70USI (50 Hz) generator is equipped with the state Generator of the art "Open-Delta" excitation system. The open delta The MQ Power Model DCA-70USI (50 Hz) is a 48 kW system consist of an electrically independent winding wound generator (Figure 5) that is designed as a high quality among stationary windings of the AC output section. portable (requires a trailer for
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DCA-70USI (50 Hz) — MAJOR COMPONENTS T. able 4 Generator Major Components IN TEM NO. DESCRIPTIO 1y Muffler Assembl 2y Engine Assembl 3y Enclosure Assembl 4y Generator Assembl 5y Output Terminal Assembl 6y Fuel Tank Assembl 7y Battery Assembl 8y Generator Control Panel Assembl 9y Engine Operating Panel Assembl Figure 5. Major Components 1 DCA-70USI (50 Hz) — OPERATION AND PARTS MANUAL — REV. #1 (04/22/05) — PAGE 19
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NOTE PAGE PAGE 20 — DCA-70USI (50 Hz) — OPERATION AND PARTS MANUAL — REV. #1 (04/22/05)
