Blue LP (Low-Pressure) side Red HP (High-Pressure) side
A/C MANIFOLD
GAUGE SET |
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Vacuum |
Gauge |
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LP and |
HP |
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LP |
Gauge |
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QUICK |
Manifold |
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Sight |
Valve |
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REFERENCE |
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Glass |
Secondary |
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GUIDE |
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Charging |
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Port
LP Coupler
Valve
ITEM 92649
Charging Hose
LP Coupler
Manifold Valve
operation:
HP |
CW |
= close |
Manifold |
(clockwise) |
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Valve |
= open |
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CCW |
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(counterclockwise) |
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Coupler Valve |
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operation: |
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HP Coupler |
CCW = close |
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Valve |
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(counter- |
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clockwise) |
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CW = open |
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HP Coupler |
(clockwise) |
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WARNING
To prevent SERIOUS INJURY and DEATH:
1.READ ENTIRE MANUAL BEFORE USE.
2.Use in well-ventilated area only.
3.Wear ANSI-approved safety goggles and heavy-duty work gloves during setup and use.
4.DO NOT OPEN either Manifold Valve unless directed to do so; otherwise, refrigerant leaks, A/C contamination, and hazardous expulsion of pressurized refrigerant may occur.
5.Keep gauge and hoses away from moving engine parts.
6.Turn off vehicle’s engine and A/C system before attaching gauge.
7.Technicians performing this procedure or opening refrigeration circuit in automotive air conditioning systems MUST be certified in refrigerant recovery and recycling procedures in compliance with section 609 of Clean Air Act Amendments of 1990.
WARNING |
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Diagnostic Check |
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A/C service can be dangerous. |
4 |
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To prevent SERIOUS INJURY, |
CHECK: |
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read entire manual before use. |
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3 |
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To do a dynamic check, turn on engine, |
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allow to warm up, then turn on A/C. |
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Open Coupler Valves - turn CW. |
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ATTACH COUPLERS: |
Compare Gauge readings to vehicle’s |
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Attach Couplers to |
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service specifications. |
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A/C system, |
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1 |
1 |
Blue to |
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suction LP port, |
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and Red to |
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discharge HP port. |
KEEP CW |
CW KEEP |
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CLOSED |
CLOSED |
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5AFTER:
Close Coupler Valves by turning CCW.
Shut off engine and A/C system if dynamic check was done.
CAREFULLY disconnect Couplers from A/C system; hoses may contain residual refrigerant.
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4 |
2 |
2 |
2 |
4 |
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1CCW |
CW |
CW |
CCW1 |
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2 |
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To suction |
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To discharge |
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3 LP port |
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3 HP port |
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CONNECT HOSES: |
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1 |
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Connect Red, Blue and Yellow Hoses |
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to Manifold and Couplers as shown, |
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RED – RED and BLUE – BLUE. |
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CLOSE ALL VALVES: |
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Manifold Valves - turn CW. |
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Coupler Valves - turn CCW. |
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