Robinair AC900 User Manual
Operating Overview
For Model AC900 and AC890 Stations
For all procedures shown, manifold and tank valves must be open.
This does not replace the instruction manual. Before operating the unit, read and understand the manual.
Observe all warnings.
Recover - Automatic
Connect station hoses to A/C system.
Turn Main Power switch ON.
Press RECOVER on keypad.
Evacuate and Recycle - Automatic
Press MODE on keypad.
Using the arrow keys, enter required
evacuation time.
Press ENTER on keypad.
RECOVER
HOLD
CONT.
VAC.
RECYCLE
ADD
FILTER
CHARGE
MODE
RECYCLE
ONLY
Evacuate - Manual
Press MODE and ENTER at the same time.
Press UP arrow until display reads FOI.
ENTER
UP
DOWN
Press VAC/RECYCLE on keypad.
Recharge
Press CHARGE to display CHARGE and LBS.
Press MODE and the arrow keys to enter amount
of refrigerant to be charged.
Press ENTER on keypad.
Press CHARGE on keypad.
Press ENTER.
Press SHIFT/RESET to end.
Recycle - Manual
Press RECYCLE ONLY.
Adding Refrigerant to the Tank
Follow diagram for connections to source tank. Close
LIQUID valve on tank before disconnecting blue LIQUID
hose.
For R-12 source tanks, connect 6” yellow adapter to
tank fitting before connecting hose.
Open valve on source tank.
Open GAS (vapor) valve on unit’s tank.
Press ADD.
Display shows amount transferred to tank.
Transfer stops automatically when source tank is
empty or when weight in station tank reaches 15
pounds. Display shows “CPL.”
Close source tank valve and disconnect blue
hose (or 6” yellow adapter fitting, if used) from
source tank. Reconnect blue hose to LIQUID
valve of tank.
Blue Liquid Hose
Source
Tank
121267 (2/99) Printed In USA
SPX ROBINAIR
SPX Corporation
1224 Robinair Way
Montpelier, OH 43543 USA
Phone 419-485-5561
Fax 419-485-8300
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