Carrier 5F - Manual (Page 23)

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HEATING A COOLING
5F,H
Open-Drive Compressors
Table 11 — Wear Limits; 5F,H Compressors
COMPRESSOR
5F20,30,40,60
COMPRESSOR PART Factory Maximum Factory Maximum
Tolerances (in.) Allowable Tolerances (in.) Allowable
Max Min Wear (in.) Max Min Wear (in.)
SEAL END
Main Bearing Diameter — 5F20, 30 1 6264 1 6250 002 2 6278 2 6250 001
— 5F40, 60 2 0636 2.0618 .001 — — —
Journai Diameter — 5F20, 30 1 6240 1 6233 .003 2 6235 2 6225 002
— 5F40, 60 2 061 2 060 .002 — — —
PUMP END
Main Bearing Diameter — 5F20, 30 1 6264 1.6250 002 2 2530 2 2502 001
(Assembieid) — 5F40, 60 1 6264 1.6250 001 — — —
Journal Diameter 1 6240 1 6233 .002 2 249 2 248 002
CENTER (5H80,86,120,126)
Main Bearing Diameter — — — 2 6264 2 6250 001
Main Bearing Thickness — — — — .0942 001
Journal Diameter _ — — 2 6235 2 6225 002
CONNECTING ROD
Bearing Diameter 1 6255 1 6245 002 2.2505 2.2495 002
Bearing Thickness — 06225 001 —
06225 .001
Crankpin Diameter 1 6240 1 6233 003 —
2 248 002
Seal End Bearing Washer Thickness 131 .129 * 188 186
Seal End Thrust Washer Thickness 157 155 * 188 186 *
Pump End Bearing Washer Thickness 131 129 * 188 186
CYLINDERS
Bore 2 501 2.500 003 3 2515 3 2505 003
Piston Diameter —Steel, Standard Stroke — 2.4980 003 3 2485 3 2480 003
— Aluminum, Long Stroke
Body — — — 3 241 3 240 003
Ring Groove (OD) _ — 3 235 3 232 003
Piston Pin Diameter — 7498 001 — .9998 001
Piston Pin Bushing 7500 — 001 1.000 — 001
Piston Ring End Gap (compression and oil) 009 004 .030 .017 007 030
Piston Ring Side Clearance
Compression Side 0015 0005 003 0015 0005 003
Oil Side 0012 0002 0012 0002
OIL PUMPt
Axial Clearance 0015 .0005 0025 0015 0005 0025
Drive Shaft Diameter 4361 4356 — 4361 4356 —
Drive Shaft Bushing Diameter (10) 4375 — — .4375 4370 —
Drive Shaft Diameter (5H120 & 126) — — — 6250 .6240 —
Drive Shaft Bushing Diameter 6270 6260
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(ID — 5H120 & 126)
SUCTION VALVE
Suction Valve Disc 005
(depth of wear below face)
Suction Valve Seat — 012 002 — 012 002
DISCHARGE VALVE
Discharge Valve Disc 005 005
(depth of wear below face)
Discharge Valve Seat — 012 .002 — 012 002
5H40,46,60,66,80,86,120,126
•Replace thrust and bearing washers when end clearance
exceeds maximum listed
CRANKSHAFT END CLEARANCE (In.)
5F20-5F60 011 to 035
5H40,46 010 to 036
5H60,66 011 to 037
5H 80,86 014 to 042
5H120,126 014 to 044
tReturn assemblies for factory exchange
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Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without Incurring obligations.
Book 2 PC 111 Catalog No 530-526 PrintedinUSA Form5F,H-11SI Pg 23 2-86 Replaces: 5F,H-9SI
Tab 2a For replacement items use Carrier Specified Parts.