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Operator’s Manual
THIS IS A MANUAL PRODUCED BY JENSALES INC. WITHOUT THE AUTHORIZATION OF
INTERNATIONAL HARVESTER OR IT’S SUCCESSORS. INTERNATIONAL HARVESTER AND IT’S SUCCESSORS
ARE NOT RESPONSIBLE FOR THE QUALITY OR ACCURACY OF THIS MANUAL.
TRADE MARKS AND TRADE NAMES CONTAINED AND USED HEREIN ARE THOSE OF OTHERS,
AND ARE USED HERE IN A DESCRIPTIVE SENSE TO REFER TO THE PRODUCTS OF OTHERS.
UC-221 & UC263
Engines and
Power Units
IH-O-ENGUC221+
UC-221 AND UC-263 ENGINE AND
ATTACHMENTS FORM 1 085 201 R3
OCTOBER, 1974
(Supercedes FORM 1085201 R2)
CONTENTS
INTRODUC TION Ventilation for engines installed inside of buildings Suggested engine and fuel tank arrangements
DESCRIPTION Specifications and capacities . . . Operating controls and instruments
OPERATION ••..•••.. Before starting a new engine Lubrication when shipped Precautions • . • . • • •
Liquefied petroleum gas or natural gas engines Preparing the engine for each day's work Operating the engine
Starting the engine Instrument check Stopping the engine
SCHEDULED MAINTENANCE Scheduled Periodic •••••••• Lubrication
Lubrication specifications and capacities chart Lubrication guide (engine). • • • Lubrication guide (power take -off)
MAINTENANCE Preparing for cold weather Preparing for hot weather Cooling s ys tern
Radiator Type • • • . • Flo-Matic Type • • . • • • • • Care of the Cooling System Anti-Freeze Solutions Cooling Conditioners • • Water ........ . Preventive Maintenance. Important • . . . • . • Radiator Cap. • • • . • Draining the Cooling System. Cleaning the Cooling System. • Cleaning the Radiator Core Filling the Cooling System. • The rmo stat Water Pump .• Flo-Matic Valve •
Belt ...... . Air cleaner
Cleaning the oil cup Washing the air cleaner.
Air intake cap Crankcase breather • • Lubricating oil filter Hand cranking Valve clearance adjustment.
..
Pages 3 to 5
4 4, 5
6 to 10 6, 7
7 to 10
11 to 15 11
11, 12 12 12 13 14
14, 15 15 15
16 to 24 16, 17
17 18 to 24
19 20, 21 22, 23
24 to 57 24 25
25 to 32 25 25 26 26 26 27 27 27 28 28 29 29 29
30, 31 31
31, 32 33, 34 34, 35
34 35 35 35 35 36 36
CONTENTS
Electrical system. Alternator. . . Regulator . . . Cranking motor Ignition coil • . Spark plugs Spark plug cables Storage battery Distributor Wiring diagram
Regular gauges Safety gauges •
Fuel system (gasoline) . Carburetor . • . • Fuel pump (mechanical) Fuel pump (electric) Cleaning the filter screen
Fuel system (natural gas) Adjusting the carburetor and regulator
Fuel system (liquefied petroleum gas). . Adjusting the carburetor and regulator Fuel filter
Governor Adjustment Variable Speed. . • Constant Speed. •
Power take-off clutch Storing the engine. . • Preparing stored engine for service
2
Pages
38 to 44 38 38 39 39 39 40 40
40, 41 42 to 45 42, 43 44. 45
46 to 48 46, 47
47 48 48 49
49.50 50 to 52
50 50
52 to 55 52, 53 54, 55 56, 57 57, 58 58, 59
PRINTED IN UNITED STATES O' AMIRICA
INTRODUCTION
IPA-5221ec
111us t. 1 Right Front View of the UC-221 or UC-263 Engine
with Various Attachments.
111ust. 2 Left Rear View of the UC-221 or UC-263 Engine
with Various Attachments.
3
DESCRIPTION
SPECIFICATIONS AND CAPACITIES
Capacities (U. S. Measure)
Air cleaner oil cup (wet type) • Cooling s ys tern:
Radiator type Flo -matic type
Crankcase oil pan: Without filter With filter
The capacities which appear throughout this manual are specifically for these engines and their attachments.
Specifications
Cylinders Bore Stroke:
UC -221 UC -263
Displacement: UC-221 UC -263
Carburetor: Gasoline LPG Natural Gas
Distributor: Dwell Point gap
Engine speeds: Full load governed High idle . • .. Low idle (gasoline)
Engine
Low idle (LPG or natural gas) Spark plug gap:
Gasoline • . • ••. LPG or natural gas
F an belt tension at midpoint between: Alternator and fan pulleys:
New Used
Fan and crankshaft pulleys: New Used
Valve clearance: Engine cold
Electrical system
Firing order . . •
':'Optional engine speeds are available. The high idle and full load governed speeds for which this engine is equipped and adjusted is stamped on the serial number plate located on the flywheel housing.
2-3/4 pts.
25 qts. 69 qts.
8 qts. 9 qts.
6 3.562 in.
3.688 in. 4.390 in.
220.5 cu. lll.
262.5 cu. in.
IH Impco Impco
31 0 to 37 0
. 019 to . 023 in.
500 ± 25 RPM 600 ± 25 RPM
.023 to .028 in.
.015 to .020 in.
13/32 in. 7/16 in.
1/2 in. 17/32 in.
.027 in. 12 volt, negative
ground 1, 5, 3,6, 2, 4
6 PRINTED IN UNITED STATES OF AMERICA
DESCRIPTION
11--!------!~:/ ~1
10
o 5
8 ~l e o o
CEA-847388
Illust. 6 Instrument Panel (Regular Gauges).
1. PANEL, instrument. 3. HOURMETER. 4. GAUGE, engine oil pressure. 5. KNOB, governor control. 6. BUTTON, choke control. 8. SWITCH, ignition and starter. 9. GAUGE, engine coolant temperature.
10. AMMETER. 11. TACHOURMETER.
Engine Oil Pressure Gauge
This instrument registers the pressure of the lubricating oil circulating through the engine.
Safety Engine Oil Pressure Gauge
This gauge is part of the instrument panel (safety gauges) attachment. The safety engine oil pressure gauge shows the pressure of the lubricating oil circulating through the engine. If the oil pressure drops below minimum operating pres sure, the engine will automatically stop.
Engine Coolant Temperature Gauge
This gauge shows the temperature of the coolant circulating in the engine.
8
o
CEA-84739 C
Illust. 7 Instrument Panel (Safety Gauges).
1. PANEL, instrument. 3. HOURMETER. 4. GAUGE, safety engine oil pressure. 5. SWITCH, ignition relay. 6. KNOB, governor control. 7. BUTTON, choke control. 9. SWITCH, ignition and starter.
10. GAUGE, engine coolant temperature safety.
11. AMMETER. 12. TACHOURMETER.
Engine Coolant Temperature Safety Gauge
This gauge is part of the instrument panel (safety gauge) attachment. This gauge registers the temperature of the coolant circulating in the engine. If the temperature of the coolant reaches 195 0 F, the engine will automatically stop.
Ammeter
This instrument indicates the rate at which the battery is being charged or discharged.
PRINTED IN UNITED STATES OF AMERICA
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