Pro-Set 2 VALVE MANIFOLD
®
The Workingman’s Choice
FOR USE BY PROFESSIONALS ONLY. ONLY QUALIFIED SERVICE PERSONNEL SHOULD OPERATE THIS UNIT. MOST STATES,
COUNTRIES MAY REQUIRE THE USER TO BE LICENSED. PLEASE CHECK WITH YOUR LOCAL GOVERNMENT AGENCY
BEFORE USE.
Danger - Avoid breathing refrigerant vapors and lubricant vapor or mist. Breathing high concentration levels may cause heart
arrhythmia, loss of consciousness, or even cause suffocation. Exposure may irritate eyes, nose, throat, and skin. Please read
the manufacturers Material Safety Data Sheet for further safety information on refrigerants and lubricants.
Danger - EXPLOSION RISK. Use extreme caution when working with flammable refrigerants. Never use this manifold with Oxygen.
Danger - EXPLOSION / RUPTURE RISK. DO NOT use this manifold with unregulated nitrogen, carbon dioxide or other very high
pressure gasses. Unregulated gasses can cause components in a refrigeration system to rupture. Severe Injury or Death can
occur.
Caution - All hoses may contain liquid refrigerant under pressure. Contact with refrigerant may cause frostbite or other related
injuries. Wear proper personal protective equipment such as safety goggles and gloves. When disconnecting any hose, please
use extreme caution.
(Follow all manufacturer’s recommended procedures and instructions regarding refrigerant charge, oil change and service
routines).
The various service and testing procedures below can be performed after the manifold gauge set has been installed as
shown in the adjacent diagrams.
Check system pressure:
1. Close low side (vapor) valve (A)
2. Close high side (liquid) valve (B)
3. Crack open the back seat of the high side valve
(D) of system
4. Crack open the back seat of the suction side valve
(E) of system
Charge vapor refrigerant into running system:
1. Connect vapor side of refrigerant cylinder to center
port (C)
2. Close high side valve (B)
3. Open low side valve (A)
4. Close the front seat of suction valve (E)
Charge liquid refrigerant into high side:
1. Connect liquid side of refrigerant cylinder to center
port (C)
2. Close low side valve (A)
3. Open high side valve (B)
4. Mid-position valve (D)
5. Mid-position valve (E)
Recover refrigerant:
1. Connect recovery unit to
center port (C)
2. Open low side valve (A)
3. Open high side valve (B)
4. Mid-position valve (D)
5. Mid-position valve (E)
Pull vacuum:
1. Connect vacuum pump to
center port (C)
2. Use TLVCS valve core tool
to remove cores for faster
vacuum.
3. Open low side valve (A)
4. Open high side valve (B)
5. Mid-position valve (D)
6. Mid-position valve (E)
WARNING: Remove all hoses with care
as they may contain refrigerant
Service Diagram & Parts List:
Pro-Set Workingman’s 2 Valve Manifold
Item No. Part No. Description Qty.
™
5
4
3
2
1
CPS Products, Inc. 1010 East 31st Street, Hialeah, FL 33013, U.S.A. Customer Service: 1-800-277-3808 Email: info@cpsproducts.com Website: www.cpsproducts.com
7
6
1 MXPKWC End cap and label for valve handle 2
2 MXPKW Valve handle, end-cap, screw & label 1
3 MXPV
4 MXPVO O-rings for Triple-Seal piston valve 6
5 MXMH Hanging Hook 1
6 MX45TD
7 MX45TC
8 MXC2 Protective storage / transport carrying case 1
Complete piston assembly for
Triple-Seal
1/8" MPT x 1/4" M x 1/4" M 45˚
Dummy
1/8" MPT x 1/4" M x 1/4" M 45˚ w
/ Core
1
1
1
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