Saab 900 Convertible User manual

Saab 900·
SERVICE MANUAL
8:3 Heating and ventil"ation system,
air conditioning system
M1979-86
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028 Technical data
SAftB
108 Special tools
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Heating and ventilation system,
854
air conditioning system
899
Alphabetic index
SERVICE·
MANUAL
8:3
Heatingand .
ventilation sfstem,
air conditioning
system
M 1979--86-
:
.

Air conditioning system
Technical data 028-1·
Technica'l data
tI
Sankyo SD 508 Clarion F140
CyclingClutch, Clarion
asfrom
1981 models (accessory)
2ton
VIR system, .CyclingClutch,
1979 models 1980 models
Compressor
Cylinders .
Four
Four Five Ten
Sweptvolume 164cm
3
164cm
3
138cm
3
140cm
3
Oil capacity
1.8dl
1.8dl 1.75dl 1.2dl
(newcomp.) (newcomp.) (newcomp.) (newcomp.)
Weight, inc!.
7.8kg 7.8kg
7.8kg 7.7kg
clutch
Speed
500-7000
500-7000
500-6000 upto 7000
r/min r/min r/min r/min
Capacity
Type designation Delco
R4, Delco R4
1131061, 1131223 1131331
Expansion valve, Cycling Clutch
Superheat
3.9 (7)
Superheat, Clarion
4.5 (8)
On
4.0-6.2
Anti-frosting thermostat
Make
Control range,
°C
Ranco Clarion
Off
On Off
0.4-2.6 4.0-6.5 0.1-2.5
Pressure switch (low gas pressure)
Pressure switch (control
of radiator fan), up to and incl. the 1983 models
Temperature switch (engine coolant)
12.6-16.8.(188-239)
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Openingpressure
Control range
bar (psi)
bar (psi)
2.9(41)
2.1 (30)
Openingtemperature
115±3
Saab900

Refrigerant
Type R12
Refrigerantweightinthesystem
1979-1980 models kg
1.2
1981 models up to and
incl. chassis
No.
AB1009099
(440 mm longcompressor
suction line) kg
1.0
1981 models up to and
inc!. chassisNo.
AB1009100
(1000 mm longcompressor
suction line +large
condenser) kg
1.15
1981 modelsas from
chassisNo.
AC1006000,
AC2001800
(1000 mm long
compressor-suction line
+small condenser) kg
1.0
1.05 (Clarion)
Tightening torques for the compressor
15 (11) forClarion
15 (1,1) for Clarion
Suniso
5GS, Texaco, Capella E(WF100)
BP, Energol LPT100
Refrigeration compressoroil
34-42 (25-31)
8-12 (6-9)
15-20 (11-31)
30-34 (22-25)
12-17 (9-13)
Saab900
Nm (Ibfft)
Nm (Ibfft)
Nm (Ibfft)
Nm (Ibfft)
Nm (Ibfft)
Alternative makes
Oil
Clutch centre nut
CyclingClutch,
1980:
Oil fillerplug:
Cylinderhead bolts:
Completeservicevalve:
Viscosity (100cSt)
Type
CyclingClutch asfrom
1981model:
028-2 Technical data

Technical data' 028-3
Tightening torques for refrigerant hoses I
Delco VIR system
Model year
1979-80
Condenser- VIR assembly:
Condenser Nm
(Ibfft)
14-29 (10-21)
VIR assembly Nm
(Ibfft)
. 14-20 (10-15)
Condenser-Compressor:
Condenser Nm
(Ibfft) 33-40 (24-:30)
Compressor Nm
(Ibfft) 33-40 (24-30)
VIR assembly -Compressor:
VIR assembly Nm
(Ibfft)
41-48 (30-35)
Compressor Nm
(Ibfft)
41-48 (30-35)
Servicevalve Nm
(Ibfft)
17-19 (13-14)
VIR assemblyconnectionsto
the evaporator
Large coupling Nm
(Ibfft)
38-45 (28-33)
Smaller coupling Nm
(Ibfft)
20-27 (15-20)
1Small coupling Nm
(Ibfft)
7-10 (5-7)
1
1Delco
Cycling Clutch system
Model year 1980
Condenser-Dryerreceiver:
Condenser Nm
(Ibfft)
14-20 (10-15)
Dryerreceiver Nm
(Ibfft)
14-20 (10-15)
Condenser-Compressor:
Condenser Nm
(Ibfft) 33-40 (24-30)
Compressor Nm
(Ibfft)
33-40 (24-30)
Dryerreceiver-Expansion valve:
Dryerreceiver Nm
(Ibfft) 14-20 (10-15)
Expansionvalve Nm (Ibfft) 14-20 (10-15)
Evaporator-Compressor:
Evaporator Nm
(Ibfft)
36-43 (27-32)
Compressor Nm
(Ibfft)
36-43 (27-32)
Servicevalve Nm (Ibfft)
17-19 (13-14)
Expansionvalve, connection to
theevaporator Nm (Ibfft) 21-27 (15-20)
Expansionvalve, compensating pipe
coupling
Nm (Ibfft)
7-10 (5-7)
Saab900

028-4
Technical data
IiSankyo cycling clutch
system
Model year
1981-
Condenser-Dryerreceiver:
Condenser
Nm (Ibfft)
14-20 (10-15)
Dryerreceiver
Nm (Ibfft)
14-20 (10-15)
Condenser-Compressor: Compressor
with PAC connection
. ! Condenser Nm
(Ibfft)
21-28 (15-21) All
8202 and 8201 from and including
; I )Compressor Nm
(Ibfft)
25-30 (18-22)
1986 years model (not single carbure-
tor):
22-27 Nm (16-20 Ibfft).
Dryerreceiver-Expansionvalve: Washer Part No.
8073108 should be
Dryerreceiver Nm
(Ibfft)
14-20 (10-15) placed between thescrewhead and the
Expansion va Ive
Nm (Ibfft)
14-20 (10-15)
PAC connection-
Evaporator-Compressor: i
IIEvaporator
Nm (Ibfft)
28-39 (21-29)
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ICompressor Nm
(Ibfft)
30-34 (22-25)
Expansionvalve, connection to
the evaporator
Nm (Ibfft)
21-27 (15-20) ,
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Expansionvalve, compensating pipe
~
coupling
Nm (Ibfft)
7-10(5-7)
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IClarion
Cycling Clutch system
iI
ICondenser-Dryerreceiver:
Condenser
Nm (Ibfft) 15 (11)
Dryerreceiver Nm
(Ibfft)
15 (11)
ICondenser-Compressor:
Condenser
Nm (Ibfft)
25 (18)
iCompressor
Nm (Ibfft)
30 (22)
i
IDryerreceiver-Expansion
va Ive:
IDryerreceiver
Nm (Ibfft)
20 (15)
Expansionvalve Nm (Ibfft)
20 (15)
IEvaporator-Compressor: 4
IEvaporator
Nm (Ibfft) 35 (26)
iICompressor
Nm (Ibfft) 35 (26)
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IExpansionvalve,
connection to
the evaporator
Nm (Ibfft)
25 (18)
iExpansionvaIve, compensatingpipe
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coupling Nm (Ibfft)
10 (7)
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Saab900

Special tools 108-1
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S 8223
57592
El
S ]595
S8222
8393399 Puller, rotor, compressor
8393282 Guide, rotor (Robinair 10471-1)
8393290 Drift, magnetic clutch, (Robinair
10472)
8393308 Installing-tool (KMJ 9480-01)
8393373 Key, removal of front plate, com-
pressor
S 150,
Special tools
Fixture, compressor
Saab900
8393233
8393241 Sleeve, to replace magnetic
clutch, KMJ 9399
8393274 Puller, rotor (Robinair 10471-1)
8393258 Puller, magnetic clutch (KMJ
9401)
8393266 Hook wrench, holding tool
(Robinair 10418)
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108-2 Special tools
58226
"
8393381
Puller,'front plate, compressor
8393662
Puller. For the removal of the
driver
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8471054
Screwdriver with hexagonal drive
for removing the temperature
control valve
as from the 1980
models
8393670 Socket. For undoing and tighten-
ing pulleysecuring nut
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0--11)'-
Fitting tool (two hooks). Se
8393738
Fitting tool (three hooks). Used
for removing and fittingthe shaft
seal. Since two differenttypes of
shaft s~al are'used, two different
types
of tool are necessary
8393688
8393738
Clamp. Used to stop the clutch
from turning
when undoing or
tightening the centre nut
Adapter, compressor
S8225
Installing drift, compressor
58224
8393654
8393407
8393415
Saab900