JB DM4-W Operating Manual Download Page 7

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JB INDUSTRIES

• DM4 Wireless Operating Manual • 630.851.9444 • [email protected]

EVACUATION AND CHARGING

CAUTION:

Always consult

manufacturer service manual

or instruction sheet for

recommended procedures

MANIFOLD

COMPRESSOR

LOW SIDE HIGH SIDE

EVACUATION

PORT

CHARGING

PORT

DISCHARGE

SERVICE VALVE

SUCTION

SERVICE VALVE

BLUE

RED

BLACK

YELLOW

RED

BLUE

To observe operating pressures

Closed

Back seated and

cracked open

Back seated and

cracked open

To charge refrigerant through

suction valves

Open

Closed

Open

Back seated and

cracked open

Front seated

To charge oil through suction

valve

Open

Closed

Open

Closed

Back seated

Front seated

To charge liquid refrigerant

through discharge valve

Closed

Open

Closed

Open

Midway open

—

To build low pressure; for

control setting or leak detecting

Open

Closed

Back seated and

cracked open

Midway open

To purge refrigerant from

discharge valve

Closed

Open

Closed

Open

Back seated and

cracked open

—

To evacuate with auxiliary

vacuum pump

Open

Closed

Midway open

JB INDUSTRIES

DM4-RW

Summary of Contents for DM4-W

Page 1: ...DM4 RW REVOLVER DM4 ZW ZEPPELIN Leave hoses attached in convenient hanging case OPERATING MANUAL DM4 RW DM4 ZW WIRELESS DIGITAL MANIFOLDS ACCESSDM4 WAPP THROUGH JBGO ...

Page 2: ...0 F to 120 F Maximum Overpressure 1000 psi Power Supply Three AA alkaline batteries Refrigerant Data Source NIST REF PROP and Manufacturer Data Dimensions 14 length x 13 width x 8 5 depth Shipping Weight 9 75 lb 4 42 kg Warranty 1 year FEATURES Power Button Zero Button Display Screen Hook Up Down Arrow Buttons DM4 RW REVOLVER shown or DM4 ZW ZEPPELIN Battery Cover back Universal K Type Clamp Therm...

Page 3: ...ome screen is displayed Display Screen Features High Side Pressure Low Side Pressure Saturation Temperature Saturation Temperature Subcooling Calculation Superheat Calculation Actual Temperature High Side Compatible with wireless temperature devices sold separately Actual Temperature Low Side Compatible with wireless temperature devices sold separately Refrigerant Refrigerant InstallApponSmartDevi...

Page 4: ...e Favorite 7 Press ENTER button 8 On the left side of the screen Data Saved will show when the list is updated Scroll through Favorites From the home screen press the UP s and DOWN t arrows Once the favorite refrigerant is reached all readings will correlate to selected refrigerant Change Back light 1 Press the ENTER button to reach the main menu 2 Select and highlight Back Light 3 Press the ENTER...

Page 5: ... beep to acknowledge the transducers are zeroed to atmosphere User Defined Calibration Temperature 1 Press the ENTER button to reach the main menu 2 Select and highlight User Cal 3 Press the ENTER button 4 Select and highlight Temperature Cal 5 Select ADJ Left for the left thermocouple or ADJ Right for the right thermocouple 6 Press the ENTER button 7 Use the UP s to change the temperature reading...

Page 6: ...essure transducer low side or Reset Right for the right pressure transducer high side 7 Press the ENTER button 8 This will reset to factory default settings to reset both at the simultaneously select FACT Default 9 Press ENTER button when complete Zero Pressure Transducers 1 Press the ENTER button to reach the main menu 2 Select and highlight User Cal 3 Press the ENTER button 4 Select and highligh...

Page 7: ...ated and cracked open To charge refrigerant through suction valves Open Closed Closed Open Back seated and cracked open Front seated To charge oil through suction valve Open Closed Open Closed Back seated Front seated To charge liquid refrigerant through discharge valve Closed Open Closed Open Midway open To build low pressure for control setting or leak detecting Open Open Closed Closed Back seat...

Page 8: ...products are guaranteed when used in accordance with our guidelines and recommendations Warranty is limited to the repair replacement or credit at invoice price our option of products which in our opinion are defective due to workmanship and or materials In no case will we allow charges for labor expense or consequential damage Repairs performed on items out of warranty will be invoiced on a nomin...

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