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OPERATION AND PARTS MANUAL
MODEL G-4.5R
PORTABLE AC GENERATOR
(GASOLINE ENGINE)
S/N 5498030 AND BELOW
S/N 5498031 AND ABOVE
Revision #3 (03/13/06)
THIS MANUAL MUST ACCOMPANY
THE EQUIPMENT AT ALL TIMES.
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PAGE 2 — STOW G-4.5R A.C. GENERATOR— OPERATION & PARTS MANUAL — REV. #3 (03/13/06)
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HERE'S HOW TO GET HELP PLEASE HAVE THE MODEL AND SERIAL NUMBER ON-HAND WHEN CALLING STOW MAIN OFFICE Post Office Box 6254 888-252-STOW Carson, Ca 90749 FAX: 310-537-1986 Email: stow@multiquip.com Internet: www.stowmfg.com PARTS DEPARTMENT 800-427-1244 FAX: 800-672-7877 310-537-3700 FAX: 310-637-3284 SERVICE DEPARTMENT 800-421-1244 FAX: 310-537-4259 310-537-3700 TECHNICAL ASSISTANCE 800-478-1244 FAX: 310-631-5032 WARRANTY DEPARTMENT 800-421-1244, EXT. 279 FAX: 310-537-1173 310-537-3700, EXT. 279
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TABLE OF CONTENTS ROBIN EX270D20110 STOW G-4.5R — AC Engine (EPA) Portable Generator Crankcase Assembly .........................................56-57 Here's How To Get Help ............................................ 3 Crankshaft, Piston Assembly .............................58-59 Table Of Contents ..................................................... 4 Governor Assembly ...........................................60-61 Parts Ordering Procedures ....................................... 5 Intake
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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 treat
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STOW G-4.5R — DIMENSIONS Figure 1. Dimensions PAGE 6 — STOW G-4.5R A.C. GENERATOR— OPERATION & PARTS MANUAL — REV. #3 (03/13/06)
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STOW G-4.5R — SPECIFICATIONS Table 1. Specifications MR ODEL G-4.5 Type 2-Pole, Brushless Type Revolving Field F0 requency (Hz) 6 C0 ontinuous Output (kW) 3.7 M5 aximum Output (kW) 4. V0 oltages (VAC) 120/24 M8 ax/Continuous Amps 120 VAC 37.5/30. GENERATOR M4 ax/Continuous Amps 240 VAC 18.75/15. R0 ated Speed (RPM) 360 P0 ower Factor 1. 23 X 18.5 X 20.25 Dimension (L x W x H) in. (mm) (595 X 470 X 515) Dry Net Weight lbs. (kg) 149 (68) Includes Engine Model ROBIN EX270D20110 Air-cooled, 4-strok
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STOW G-4.5R — SAFETY MESSAGE ALERT SYMBOLS HAZARD SYMBOLS FOR YOUR SAFETY AND THE SAFETY OF OTHERS! Potential hazards associated with the operation of a STOW Safety precautions should be followed at all times when operating this G-4.5R Portable Generator will be referenced with Hazard equipment. Failure to read and Symbols which appear throughout this manual, and will be Lethal Exhaust Gases understand the Safety Messages and referenced in conjunction with Safety Message Alert Operating Instru
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STOW G-4.5R — SAFETY MESSAGE ALERT SYMBOLS Equipment Damage Rotating Parts Hazards CAUTION CAUTION CAUTION CAUTION CAUTION CAUTION CAUTION CAUTION CAUTION CAUTION Hazards NEVER operate equipment with covers, Other important messages are provided throughout this or guards removed. Keep fingers, hands, manual to help prevent damage to your portable generator, hair and clothing away from all moving other property, or the surrounding environment. parts to prevent injury. Accidental Starting Hazar
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STOW G-4.5R — RULES FOR SAFE OPERATION ■NEVER touch the hot exhaust Read this manual! DANGER DANGER DANGER DANGER DANGER manifold, muffler or cylinder. Allow these parts to cool before servicing Failure to follow instructions in this manual may lead engine or generator. to serious injury or even death! This equipment is to be operated by trained and qualified personnel only! This equipment is for industrial use only. The following safety guidelines should always be used when ■ The engine secti
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STOW G-4.5R — RULES FOR SAFE OPERATION ■ ALWAYS be sure the operator is familiar with proper safety Maintenance Safety precautions and operation techniques before using generator. ■ NEVER lubricate components or attempt service on a running ■ NEVER leave the generator unattended, turn off engine when machine. unattended. ■ High Temperatures – Always stop engine and ■ Unauthorized equipment modifications will void all allow the engine to cool before adding fuel, oil warranties. or performing s
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STOW G-4.5R — RULES FOR SAFE OPERATION Emergencies DANGER DANGER DANGER DANGER DANGER-ELECTROCUTION HAZARDS ELECTROCUTION HAZARDS ELECTROCUTION HAZARDS ELECTROCUTION HAZARDS ELECTROCUTION HAZARDS ■ ALWAYS know the location of the nearest fire extinguisher. During operation of this generation, there exists the possibility of electrocution, electrical shock or burn, which can cause severe bodily harm or even ■ ALWAYS know the location of the nearest DEATH! first aid kit. To avoid these hazards:
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NOTE PAGE STOW G-4.5R A.C. GENERATOR — OPERATION & PARTS MANUAL — REV. #3 (03/13/06) — PAGE 13
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OPERATION AND SAFETY DECALS (S/N 5498030 AND BELOW) Machine Safety Decals The G-4.5R portable generator is equipped with a number of safety decals (Figures 2A and 2B). These decals are provided for operator safety and maintenance information. The illustration below shows these decals as they appear on the machine. Should any of these decals become unreadable, replacements can be obtained from your dealer. P/N A3562000003 WARNING FUEL COCK ON MODEL Only operate machine in well ventilated SERIAL
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OPERATION AND SAFETY DECALS (S/N 5498031 AND ABOVE) P/N A4561000203 WARNING FUEL COCK ON MODEL Only operate machine in well ventilated SERIAL NO. areas. DO NOT inhale exhaust gases. ON S-4984 Only qualified personnel should Only qualified personnel should install, use or service this DANGEROUS install, use or service this CONTACT equipment. GAS equipment. S-3704 STOW PARTS DEPT. P/N 1980680004 P/N 8700611804 WARNING DANGER To avoid injury, Do not touch output terminals or you MUST read internal
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STOW G-4.5R — GENERAL INFORMATION STOW G-4.5R Familarization Circuit Breaker General Inspection Prior to Operation To protect the generator from an overload, a 2-pole, 15 amp This generator has been thoroughly inspected and accepted circuit breaker is provided on the control panel. Make sure prior to shipment from the factory. However, be sure to check to switch this circuit breaker to the "OFF" position prior to for damaged parts or components, or loose nuts and bolts, starting the engine. whic
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STOW G-4.5R — LOAD APPLICATION To determine the running wattage for your load, multiply Single Phase Load the running wattage as indicated by steps 1, 2, and 3 below: Always be sure to check the nameplate on the generator 1. INCANDESCENT LOADS and equipment to insure the wattage, amperage and Lights, heaters and similar appliances. frequency requirements are satisfactorily supplied by the Total the running wattage and multiply by 1. generator for operating the equipment. Example: Generally, the
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STOW G-4.5R — CONTROLS AND INDICATORS Figure 3A. Generator Controls and Components PAGE 18 — STOW G-4.5R A.C. GENERATOR— OPERATION & PARTS MANUAL — REV. #3 (03/13/06)
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STOW G-4.5R — CONTROLS AND INDICATORS 1. Idle Control Switch – This unit is provided with an automatic idle control for noise suppression and reduced fuel consumption. The automatic idle control automatically engages under a no-load condition. With the automatic idle control switched “ON”, the engine revolutions will automatically drop to about 2600 rpm (low-speed operation) within 3 seconds after the load stops. When the operation is resumed, the engine speed is automatically increased to about
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STOW G-4.5R — CONTROLS AND INDICATORS Figure 3D. Generator Controls and Components (continued) PAGE 20 — STOW G-4.5R A.C. GENERATOR— OPERATION & PARTS MANUAL — REV. #3 (03/13/06)
