ford Workshop Repair Guides

Ford Workshop Service and Repair Manuals

412-03 Air Conditioning|Description and Operation > < 412-02 Heating and Ventilation|Specifications
Air Conditioning - Specifications Puma 1998 (06/1997-12/2001)

Fluids

Specification
Refrigerant R134a WSH-M17B19-A
Refrigerant oil for R134a WSH-M1C231-B

Capacities

Litres
Refrigerant, initial fill (g) 740 ± 15
Refrigerant oil, initial fill quantity (ml) 203
Refrigerant, when topping up See relevant section of Introduction

Topping Up with Air Conditioning Refrigerant Oil (when components have been renewed)

Description Fill Capacity
Air conditioning compressor when the quantity of oil removed from the compressor is less than 90 ml Add 90 ml.
Air conditioning compressor when the quantity of oil removed from the compressor is between 90 ml and 150 ml. Add the same amount of oil as was removed.
Air conditioning compressor when the quantity of oil removed from the compressor is more than 150 ml. Add the quantity of oil removed + 30 ml.
Air conditioning condenser Add 30 ml
Air conditioning evaporator Add 90 ml
Accumulator/dehydrator Put the oil from the accumulator/dehydrator that is to be replaced into a measuring cylinder. Fill the new accumulator/dehydrator with the quantity of oil calculated from the old oil, plus 90 ml.
Every time refrigerant is extracted Add 20 ml
When all lines and components are renewed Add 60 ml

Air Conditioning Electromagnetic Pull-in Clutch

Gap between the drive plate and the pulley 0,35 mm - 0,85 mm

Torque Specifications

Description Nm lb-ft
Condenser to radiator 6 4
Accumulator/dehydrator 6 4
High-pressure switch to line 8 6
Low-pressure switch to line 3 2
Compressor to sump 25 18
Suction/pressure pipe to compressor 20 15
Drive plate to compressor 13 10

Pressures - High Pressure Switch

bar
Air conditioning system on up to 22.4 (P1)
Air conditioning system off from 29.7 (P2)
High fan speed from 22.4 (P1)
Low fan speed up to 17.5 (P3)

Pressures - Low Pressure Switch

bar
Air conditioning system on from 2.9 (P4)
Air conditioning system off up to 1.6 (P5)

412-03 Air Conditioning|Description and Operation > < 412-02 Heating and Ventilation|Specifications