Robinair 177002K Recovery, Recycling, Recharging Unit - Manual (Page 19)

17
34700-2K/17700-2K Cool-Tech Recovery/Recycling/Recharging Unit
Operating Instructions
IMPORTANT!
Evacuate the
A/C system for
at least 15
minutes for
adequate
moisture and
contaminant
removal.
RECHARGING THE A/C SYSTEM
WARNING
1. Press the CHARGE button. (If an oil inject has been performed, the
CHARGE key does not have to be pressed.)
2. Put the Low Side Valve in the Closed position. Put the High Side Valve in
the Oil Inject/Charge position. Press START to continue.
3. Accept either the default weight by pressing START, or type in a weight
with the number keys, and press START .
4. If the weight entered will leave less than 3 lbs (1.36 kg) of refrigerant in the
refrigerant tank, the charge function will not start, and the display reads:
INSUFFICIENT REFRIG.
PRESS ANY KEY TO EXIT
See the Operating Guidelines section of the manual for refill instructions.
5. Upon entering a valid charge weight, the display reads:
CHARGE IN PROGRESS
CHARGED= X.XX lbs. (X.XX kg)
6. If, during the charge cycle, the weight fails to charge 0.05 lbs (0.02 kg) in 30
seconds, the unit intermittently beeps while the display alternates between:
CHARGING HAS SLOWED CHARGE HAS SLOWED
PRESS START TO RETRY OR STOP TO EXIT
7. Pressing the START button when the charging is slowed causes the charge
to resume. If charging does not complete, see the SLOW CHARGE
PROCEDURE below.
8. When the charge is complete the display will show
CHARGE COMPLETE
X.XXlb (kg) CHARGED
9. For R-134a systems, close the high and low side coupler valves. Remove the
service hoses from the A/C system.
The A/C system is now ready for use.
Wear safety goggles when working with refrigerant. Use only
authorized refillable refrigerant tanks. Disconnect hoses with
extreme caution! All hoses may contain liquid refrigerant under
pressure. Read and follow all warnings at the beginning of this
manual before operating the unit.