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JB INDUSTRIES
• DM4 Wireless Operating Manual • 630.851.9444 • [email protected]
User Defined Calibration (Pressure)
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
Pressure Cal
5. Press the ENTER button
6. Select
ADJ Left
for the left pressure transducer (low side) or
ADJ Right
for the right pressure transducer (high side)
7. Press the ENTER button
8. Use the UP
s
to change the pressure reading up one digit
9. Use the DOWN
t
to change the place of the cursor
10. Press ENTER button when complete
Reset User Defined Calibration (Pressure)
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
Pressure Cal
5. Press the ENTER button
6. Select
Reset Left
for the left pressure 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 highlight
Pressure Cal
5. Press the ENTER button
6. Select
Zero Left
for the left pressure transducer (low side) or
Zero Right
for the right pressure transducer (high
side)
7. Press the ENTER button
Troubleshooting
For advanced diagnosis contact JB Industries.
60+ Refrigerants
R11, R12, R13, R22, R23, R32, R113, R114, R123, R124, R125, R134A, R227EA, R290, R401A, R401B, R402A,
R402B, R403B, R404A, R406A, R407A, R407C, R407F, R408A, R409A, R410A, R411A, R413A, R414B, R416A,
R417A, R417C, R420A, R421A, R421B, R422A, R422B, R422C, R422D, R424A, R427A, R434A, R435A, R437A,
R438A/MO99, R448A, R449A, R458A, R500, R502, R503, R507A, R508B, R600, R600A, R718, R744, R1234yf,
R1234ZE.
