TP-6805 8/15 13Section 1 Specifications
Section 1 Specifications
1.1 Introduction
The specification sheets for each generator set provide
specific generator and engine information. Refer to the
generator set specification sheet for ratings and other
data not supplied in this manual. Consult the generator
set installation manual, engine operation manual, and
engine service manual for additional specifications.
Consult the generator set nameplate for specific
generator set ratings.
1.2 Controller Specifications
Model 14RESA and 20RESA/RESB/RESC/RESD
generator sets are equipped with the RDC2 controller.
Model 14RESAL and 20RESAL/RESCL generator sets
are equipped with the DC2 controller. For a specific
description of the controller, see the generator set
operation manual.
Environmental Specifications
Operating temperature
-- 3 0 _ to 70_C
Storage temperature
-- 4 0 _ to 85_C
Humidity 0--95% condensing
Power requirements
Voltage 12 VDC
Current (standby state)
250 mA @ 12 VDC
1.3 Torque Specifications
Torque Specifications Nm (ft. lb.)
Alternator overbolts 14.9 (11)
Alternator thrubolt 85 (63)
Generator adapter screws 40 (29) *
Muffler flange bolts 24 (17.7)
Oil filter
3/4to1turnafter
gasket contact
Spark plug 24.4--29.8 (18--22)
* Not applicable to 20 kW models.
1.4 Engine Service
Generator sets covered in this manual are equipped
with four-cycle, twin cylinder, air-cooled Kohler engines.
For engine service information and specifications not
covered in this manual, see the engine service manual.
See the List of Related Materials in the Introduction
section.
1.5 Engine Specifications
Engine Specification
14 kW
Models
20 kW
Models
Manufacturer Kohler
Model CH740 CH1000
Cycle 4 4
Number of cylinders 2 2
Compression ratio 9:1 8.8:1
Displacement, cc (cu. in.) 725 (44) 999 (61)
Rated power, propane fuel,
kW (HP)
17.6 (23.6) 23.0 (30.9)
Rated power, natural gas,
kW (HP)
15.3 (20.5) 20.2 (27.1)
Rpm, 60 Hz 3600
Rpm, 50 Hz 3000
Bore x stroke, mm (in.)
83 x 67
(3.27 x 2.64)
90 x 78.5
(3.54 x 3.1)
Valve material
Steel/Stelliter
Cylinder block material Aluminum w/cast iron liners
Cylinder head material Aluminum
Piston rings 2 compression/ 1 oil
Crankshaft material Heat-treated ductile iron
Main bearings: number, type 2, parent material
Lubrication system Full pressure
Oil capacity (w/filter), L (qt.)
1.8 (1.9) 1.9 (2.0)
Oil pressure, kPa (psi) 172--241 (25--35)
Fuel system LP gas or natural gas
Minimum fuel supply
pressure, kPa (in. H
2
O)
NG: 1.2-- 2.7 (5--11)
LP: 1.7--2.7 (7--11)
Battery voltage 12 VDC
Battery ground Negative
Spark plug gap, mm (in.) 0.76 (0.030)
Ignition system Capacitor discharge
Starter motor Electric, solenoid shift
Cooling system Air-cooled
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