RWH ROTARY SCREW COMPRESSOR UNITS
MAINTENANCE
070.620-IOM (DEC 12)
Page 42
COMPRESSOR PORT LOCATIONS - 408 MM
PORT SIZE O-RING DESCRIPTION
SB-2 1"-300# ANSI, 5/8-11 UNC, 1.37 DP. — INLET BEARING & BALANCE PISTON
SB-3 1½-300# ANSI, 3/4-10 UNC, 1.75 DP. — OUTLET BEARINGS & SEAL
SC-1 9/16-18 UNF-2B STRAIGHT THREAD 980A0012K60 SLIDE VALVE
SC-2 9/16-18 UNF-2B STRAIGHT THREAD 980A0012K60 SLIDE VALVE
SC-3 9/16-18 UNF-2B STRAIGHT THREAD 980A0012K60 SLIDE STOP
SC-4 9/16-18 UNF-2B STRAIGHT THREAD 980A0012K60 CYLINDER DRAIN
SC-5 3/4-16 UNF-2B STRAIGHT THREAD 980A0012K62 SUCTION PRESSURE
SC-6 3/4-16 UNF-2B STRAIGHT THREAD 980A0012K62 DISCHARGE PRESSURE
SC-7 3/4-16 UNF-2B STRAIGHT THREAD 980A0012K62 OIL PRESSURE
SC-8 1/8-27 NPTF — SEAL WEEPAGE
SC-9
1M\,-12 UN-2B STRAIGHT THREAD
980A0012K72 CLOSED THREAD PRESSURE
SC-10
1B\,-12 UN-2B STRAIGHT THREAD
980A0012K71 SLIDE VALVE TOOL/DISCH. PRESSURE
SC-11
1B\,-12 UN-2B STRAIGHT THREAD
980A0012K71 DRAIN/DISCHARGE PRESSURE
SC-12 3/4-16 UNF-2B STRAIGHT THREAD 980A0012K62 DRAIN/SUCTION PRESSURE
SC-13 3/4-16 UNF-2B STRAIGHT THREAD 980A0012K62 CYLINDER OIL PRESSURE
SC-14 3/4-16 UNF-2B STRAIGHT THREAD 980A0012K62 CYLINDER VENT
SD-1 3/4-16 UNF-2B STRAIGHT THREAD 980A0012K62
COALESCER BLEED/
SUCTION PRESSURE
SL-1 1½-300# ANSI, 3/4-10 UNC, 1.75 DP. — LOW Vi LIQUID INJECTION
SL-2 1½-300# ANSI, 3/4-10 UNC, 1.75 DP. — HIGH Vi LIQUID INJECTION
SM-1 3-300# ANSI, 3/4-10 UNC, 1.63 DP. — MAIN OIL INJECTION
ST-1
1Z\zn-12 UNF-2B STRAIGHT THREAD
980A0012K66 SUCTION TEMPERATURE
ST-2
1Z\zn-12 UNF-2B STRAIGHT THREAD
980A0012K66 DISCHARGE TEMPERATURE
SV-1 4-300# ANSI, 3/4-10 UNC, 1.63 DP. — VAPOR INJECTION (4018 & 4021)
SV-1 3-300# ANSI, 3/4-10 UNC, 1.88 DP. — VAPOR INJECTION (4013)
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