Robinair 34134Z Refrigerant Recovery, Recycle, Recharge Unit - Manual (Page 15)

Recover/Recycle/Recharge Unit
13
This manual contains important procedures concerning the setup, operation, and
maintenance of the unit. Read and follow all warnings at the beginning of this
manual. Do not operate the unit until you have read and entirely understand the
contents of this manual. If you do not understand any of the contents of this manual,
notify your supervisor.
If the operator cannot these instructions, all instructions and safety precautions must be
read and discussed in the operator’s native language.
WARNING
Operating Guidelines
For best results when operating the unit, use the following guidelines along
with the operation instructions contained in this manual.
•
The recovery compressor is not a vacuum pump. The compressor pulls the
A/C system to a partial vacuum only. Use the Vacuum function for a
minimum of 15 minutes to remove moisture from the A/C system. Refer to
Evacuating the A/C System in the “Operation” section of this manual.
• The unit includes a 3 cfm high vacuum pump for fast, thorough evacuation.
Change the vacuum pump oil after every 10 hours of vacuum pump use.
The unit displays a CHANGE OIL message as a reminder. Refer to
Changing the Vacuum Pump Oil in the “Maintenance” section of this
manual.
• The unit is equipped with a circuit breaker button, located on the back of the
unit. If the circuit breaker trips, the unit will not function correctly and will
lose all power. If necessary, press the circuit breaker button to reset the
unit.
•
This unit should be operated between the ambient temperatures of
50 –120
°
F (11–49
°
C). At temperatures exceeding 104
°
F (40
°
C), wait 10
minutes between recovery jobs.
•
Follow the SAE-J2211 recommended service procedure for the containment
of R-134a refrigerant.
• During normal use, periodically inspect the unit for leaks. At a minimum,
inspect the unit every three months. Refer to
Checking for Leaks in the
“Maintenance” section of this manual.
Operation