wsm wg972-e4 Workshop Manual page 10

WG972-E4, WSM
Model
Number of Cylinder
Type
Bore × Stroke
Total Displacement
SAE Net Continuous
SAE Net Intermittent
SAE Gross Intermittent
Maximum Bare Speed
Minimum Bare Idling Speed
Cylinder Head
Ignition System
Governor
Direction of Rotation
Spark Plug
Ignition Timing (no-load condition)
Firing Order
Compression Ratio
Lubricating System
Oil Pressure Indication
Lubricating Filter
Cooling System
Starting System
Starting Motor
Battery
Charging Alternator
Fuel
Lubricating Oil
Lubricating Oil Capacity
Catalytic Muffler / Converter
Weight (Dry)
NOTE
• Specifications are subject to change without notice.
*: LPG regulator with vaporizer operates on a liquid withdrawal type system.
WG972-L-E4
LPG
Vertical, water cooled, 4-cycle LPG engine
74.5 × 73.6 mm (2.93 × 2.90 in.)
-1
16.3 kW / 3600 min (rpm)
-1
21.9 HP / 3600 min (rpm)
-1
20.3 kW / 3600 min (rpm)
-1
27.2 HP / 3600 min (rpm)
-1
22.0 kW / 3600 min (rpm)
-1
29.5 HP / 3600 min (rpm)
Full Transistor Battery Ignition Type
Counter-Clockwise (Viewed from flywheel side)
0.37 rad (21 °) before T.D.C. /
-1
3600 min (rpm)
Forced Lubrication by Trochoid Pump
Full Flow Paper Filter (Cartridge Type)
Pressurized Radiator (not included in the basic model), Forced Circulation with Water Pump
Electric Starting with Starter (12 V, 1.0 kW)
Commercial LPG*
I-6
WG972-N-E4
3
Vertical, water cooled, 4-cycle CNG engine
0.962 L (58.7 cu.in.)
15.0 kW / 3600 min
20.1 HP / 3600 min
18.8 kW / 3600 min
25.2 HP / 3600 min
20.4 kW / 3600 min
27.4 HP / 3600 min
-1
3570 to 3630 min (rpm)
-1
970 to 1030 min (rpm)
Overhead-Valve
Electronic Governor
NGK BKR6E
0.49 rad (28 °) before T.D.C. /
3600 min
1-2-3
9.2 : 1
Electrical Type Switch
12 V, 1.0 kW
12 V, 52 AH or equivalent
12 V, 480 W
Better than SL Class (API)
3.4 L (0.90 U.S.gals)
Three Way Catalyst
77.4 kg (171 lbs)
INFORMATION
CNG
-1
(rpm)
-1
(rpm)
-1
(rpm)
-1
(rpm)
-1
(rpm)
-1
(rpm)
-1
(rpm)
CNG
9Y1211108INI0003US0
KiSC issued 07, 2015 A