MasterCool R134a Instruction Manual
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English
Instruction Manual
R134a DIGITAL MANIFOLD
Includes Automotive Refrigerant and Oil Capacity Readings
99 Washington Street
Melrose, MA 02176
Phone 781-665-1400
Toll Free 1-800-517-8431
Visit us at www.TestEquipmentDepot.com
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Summary of Contents for MasterCool R134a

  • Page 1 English Instruction Manual R134a DIGITAL MANIFOLD Includes Automotive Refrigerant and Oil Capacity Readings 99 Washington Street Melrose, MA 02176 Phone 781-665-1400 Toll Free 1-800-517-8431 Visit us at www.TestEquipmentDepot.com...
  • Page 2 English Instruction Manual R134a DIGITAL MANIFOLD Includes Automotive Refrigerant and Oil Capacity Readings SPECIAL FEATURES • Automotive Refrigerant & Oil Capacity Readings for over 1000 Makes & Models • Automatic Warm-up • Low Battery Indicator • Large Digital Display of Pressures and Temperatures •...
  • Page 3 WARNING! If the manifold is connected to a pressure or vacuum source and displays actual readings, do not attempt to zero out the reading by pressing the enter button. This can offset the reading. BASIC SET-UP The following settings are pre-programmed into the unit. •...
  • Page 4 fluctuating digital reading, usually indicates faulty reed valves in compressor. • Low side and High side pressures are high. Usually indicates an over charged system. R134a TEMPERATURE PRESSURE CHART Ambient Temperature (˚F) Low Side Gauge High Side Gauge 65˚...
  • Page 5 F. Close both high and low side manifold valves. G. Allow system to sit and check gauges to verify vacuum remains. R134a DIGITAL MANIFOLD PARTS LIST A. Complete Stem Assembly w/Knob (2 pcs) B. Piston Seal Assembly w/O-Rings (2 pcs) C.

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