PROGRAMA Climate Control Unit With Push Button Assembly (Rebuilt) 1238301285

1- Inspect and clean fuse contacts in the fuse box. 2- Verify that the Fuse Amperage is rated as suggested by original manufacturer to avoid overload and burning of control unit circuit board. 3- Check Auxiliary Pump, and if needed replace it prior to installation of new control unit. Perform steps 1 - 4 prior to installation. 1. Turn off ignition and disconnect (L) Left and (R) Right connectors from climate control unit. 2. (+) L pin 12→ (-) L pin 10. Turn key to run position. Current draw = less than 1.3 amps. IF NOT, REPLACE AUXILIARY PUMP OR WARRANTY IS VOID. 3. (+) R pin 4→ (-) R pin 3. Turn key to run position. Current draw = less than 1.0 amps. IF NOT, REPLACE MONOVALVE. 4. (+) R pin 6→ (-) R pin 3 = greater than 35 ohms, IF NOT, STOP & REPLACE A.C. COMPRESSOR RELAY.

• Professionally remanufactured Mercedes Benz Climate Control Unit
• 1 year limited warranty
• Must match identical OE Number #123 830 12 85, 123 830 1285, 227 546 012
• $75 Refundable core charge