Parker Hannifin Corporation Refrigerating Specialties
2445 South 25th Avenue Broadview, IL 60155-3858 USA
708.681.6300 FAX: 708.681.6306 www.parker.com/refspec
Service Bulletin 33-00C
August 2005
Disassemble and clean Valve as outlined in 1(f) above. (c)
Piston Plug Seat or Pilot Seat may be worn or damaged
and therefore leaking. Disassemble and clean Valve as
outlined in 1(f) above. If any of these parts need replac-
ing, it is advisable to replace using the proper replace-
ment kit. (d) Manual Opening Stem is turned all or party
out and permitting flow through the valve.
3. Leakage through Valve: See (2) above.
WARRANTY
All Refrigerating Specialties Products are warranted
against defects in workmanship and materials for a pe-
riod of one year from date of shipment from the factory.
This warranty is in force only when products are proper-
ly installed, maintained and operated in use and service
as specifically stated in Refrigerating Special-ties Cata-
logs or Bulletins for normal refrigeration applications,
unless otherwise approved in writing by Refrigerating
Specialties Division. Defective products or parts thereof,
returned to the factory with transportation charges
prepaid and found to be defective by factory inspection
will be replaced or repaired at Refrigerating Specialties,
option, free of charge, F.O.B. factory. Warranty does not
cover products which have been altered or repaired in
the field; damaged in transit, or have suffered acci-
dents, misuse. or abuse. Products disabled by dirt, or
other foreign substances will not be considered defec-
tive.
THE EXPRESS WARRANTY SET FORTH ABOVE
CONSTITUTES THE ONLY WARRANTY APPLICABLE
TO REFRIGERATING SPECIALTIES PRODUCTS,
AND IS IN LIEU OF ALL OTHERWARRANTIES, EX-
PRESS OR IMPLIED, WRITTEN OR ORAL. INCLUD-
ING ANY WARRANTY OF MERCHANTABILITY, OR
FITNESS FOR A PARTICULAR PURPOSE. No em-
ployee, agent, dealer or other person is authorized
to give any warranties on behalf of Refrigerating
Specialties, or to assume, for Refrigerating Spe-
cialties, any other liability in connection with any of
its products.
SAFE OPERATION (See Bulletin RSB)
People doing any work on a refrigeration system must
be qualified and completely familiar with the system
and the valves involved, or
all other precautions will be
meaningless. This includes reading and understanding
pertinent product bulletins and the current Bulletin RSB
prior to installation or servicing work.
Type SC1 SC2
Connection
Size
22 mm 28 mm 35 mm 42 mm 54 mm 42 mm 54 mm 67 mm
A
Inch 9.6 9.6 9.4 9.9 11.1 11 12 13.5
mm 244 244 239 251 282 279 305 343
B
Inch 4.8 4.8 4.7 5 5.6 5.9 6.4 7.1
mm 122 122 119 127 142 149 162 181
C
Inch 0.8 0.9 1 1.1 1.2 1.1 1.4 1.7
mm 20 23 25 28 30 28 36 44
D
Inch 5.5 5.5 5.5 5.5 5.5 7.2 7.2 7.2
mm 140 140 140 140 140 183 183 183
E
Inch 6.9 6.9 6.9 6.9 6.9 9.4 9.4 9.4
mm 175 175 175 175 175 239 239 239
Bolt
Diameter
Valve
Size Torque
1/4” (6mm) 03-21
8ft lb (1.1
mkg)
5/16” (mm) 13-21
12 ft lb (1.7
mkg)
Jam Nut 13-21
8 ft lb (1.1
mkg)
Solenoid
Operator All
6 ft lb
(0.0mkg)
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