This catalog applies to the standard EK and EM generator sets as listed below. These sets are powered by a Ford
engine (see Ford manual). Engine parts modified oradded by Onan will bein this list and have Onan part numbers.
These supersede similar parts listed in the Ford manual. Onan parts are arranged in groups of related items and are
identified by a reference. All parts illustrations are typical. Using the Model and Spec No. from the set nameplate,
select the Parts Key No.
(1,
2, etc., in the last column) that applies to your set. This Parts Key No. represents parts
that differ between models. Unless otherwise mentioned, parts are interchangeable. Right and left sides are
determined by facing the front end of the engine.
ELECTRIC
GENERATING
SET DATA
TABLE
ELECTRICAL
DATA
PARTS
MODEL
AND
SPEC
NO.*
WATTS
HERTZ
PHASE
WIRE
KEY
NO.
25.0EK-515R/
25,000 50
£
12
1
30.0EK-3R/
30,000
60 1
3
1
30.0EK-15R/
30,000
60
£
12
1
30.0EK-9XR/
30,000
60
3
4
1
37.5EM-515R/
37,500
50
£ 12
2
45.0EM-3R/
45,000
60
1
3
2
45.0EM-15R/
45,000 60
£ 12 2
45.0EM-9XR/ 45,000
60
3
4 2
Pennsylvania Approved Sets
See special parts list following the main parts list.
* - The Specification Letter advances (A to B, B to C, etc.) with manufacturing changes.
£ - These sets are reconnectible; refer to Specifications (Generator Details).
100-0904
REPLACEMENT
ENGINE
EK & EM (Ford Motor Company Model C5PG-6005-A, Spec SO-30B)
General Description:
Includes — Complete Cylinder Block, Oil Pan, Water Pump, Oil Filter,
Fuel Pump and Filter, Starter Motor, Spark Plugs, Front Support,
Flywheel Housing Plate, Thermostat, and Alternator Mounting
Brackets.
Excludes — Carburetor, Air Cleaner, Charge Generator, Oil Pressure,
Water Temperature Gauge Senders, Oil Pressure Switch, High Water
Temperature Cut Off Switch, Anti-Dieseling Control, Radiator, Fan
Blades & Belts, Muffler and Exhaust Tube.
Engine listed is for Standard Spec 1 (Radiator Cooled) generator sets,
for all other models refer to factory. For EK generator sets Spec A
through F also order 141-0627 Carburetor and 145-0467 Restrictor Plate.
36