3
Table of Contents
Introduction
Page 1
Thank you
Page 1
Important Instructions
Page 1
How to Obtain Service
Page 1
Notice
Page 1
Safety Rules
Page 2
Table of Contents
Page 3
Section 1 - Specifications
Page 3
1.1 Engine
Page 3
1.2 Generator
Page 3
1.3 Control System
Page 4
Section 2 - Installation
Page 4
2.1 Introduction
Page 4
2.2 Assistance
Page 4
2.3 Unpacking the Product
Page 5
2.4 Installation Preparation
Page 5
2.5 Generator Location
Page 5
Sizing the Generator Slab
Page 5
Generator Dimensions
Page 6
Mounting Pad Design
Page 7
2.6 Fuel System Introduction
Page 8
2.7 Fuel System Components
Page 8
2.8 Generator Winding Connections
Page 9-10
2.9 Wiring Connections
Page 10-11
2.9.1 A.C. Wiring Connections
Page 11-12
2.9.2 Battery Charger Connections
Page 12
2.9.3 Automatic Start Connections
Page 13
2.10 Fuel Mixture Reconfiguration
Page 13
2.11 Battery Introduction
Page 14
2.11.1 Battery Warnings
Page 15
2.11.2 Battery Size
Page 15
2.11.3 Battery Installation
Page 15
Section 3 - Component Identification
Page 16
3.1 Control Box Components
Page 17-18
Section 4- Theory of Operation
Page 18-19
Section 5- Maintenance
Page 19
5.1 Spark Arrester Maintenance
Page 19
5.2 Oil Drain Valve Operation
Page 19
Troubleshooting
Page 20
Engine Wiring Harness
Page 21
Electrical Schematic
Page 22
Stand-By Generator Parts Explosion
Page 23-24
Fuel System Parts Explosion
Page 25-26
Control Panel Wiring Diagram
Page 27-28
Section 1: Specifications
1.1 Engine
Manufacturer
Honda
Model
Type
GX620K1
VAF
Rated Horsepower
20 H.P. @ 3600rpm
Displacement
[Bore X Stroke]
37.5 cu-in (614 cc)
[3.03X2.60 in (77X66mm)]
Number of Cylinders
2
Cylinder Block
Cast Aluminum
Valve Arrangement
4--Stroke, Overhead Valve
Ignition System
Transistorized Magneto
Compression Ratio
8.3:1
Max Torque
32.5 lb-ft @ 2500 rpm
Cooling System
Forced Air
PTO Shaft Rotation
Counterclockwise
(viewed from PTO side)
Spark Plug Gap
0.028 - 0.031 in.
Recommended Spark Plug
ZGR5A (NGK)
J16CR-U (DENSO)
Valve Clearance (cold)
IN: 0.15
±
0.02 mm
EX: 0.20
±
0.02 mm
Oil Specifications
Engine Owner’s Manual
Oil Capacity
Oil Capacity with Filter
1.59 US Quarts
1.90 US Quarts
Recommended Oil Filter
Honda #
15400-POH-305PE
Recommended Air Filter
Honda #
17010-ZJ1-000
Starter
12 Vdc, Solenoid Shift
Battery
12 Vdc, Negative Ground
Battery Size
Group U1-7
Battery Amp-Hour Rating
45 Minimum
Battery Dimensions (l,w,h)
7.25”, 5.00”, 8.75”
Engine Charging System
12 Vdc, 20 Amp
1.2 Generator
Continuous Power (Watts)
9600 (LPG) / 8000 (NG)
Voltage (Volts)
120/240
Continuous Current (Amps)
40.0 (LPG) / 33.3 (NG)
Frequency Range (Hz.)
56.6 - 63.3
Power Factor (p.f.)
1.0
Main Line Circuit Breaker
120/240 Volt, 40 Amps
Phase
Single
Rotor Poles
2
Insulation Class
H
Windings
100% Copper
Nominal Operation Speed
3600 rpm
Summary of Contents for 10500 SBG
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