Delorean DMC - Page 104

Fuel, Emission and Exhaust System
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1. Electric fuel pump
Fuel Delivery: Minimum 850 cm
3
/30
sec. (1.8 pints/30 sec.)
2. Control pressure "COLD" (Regulator temp.
below 40°C) Fig. 17
SPECIFICATIONS
4. Primary Pressure
Test with intake manifold vacuum
hoses disconnected from control
pressure regulator
Checking value — 4.9 —5.5 Bar
Setting value — 5.1 —5.3 Bar
5. Rest pressure leakage test
Rest Pressure — 3.3 Bar
Minimum pressure after 10 min. — 1.7 Bar
Injection valves
Opening pressure —
3.5-4.1 Bar
ENGINE RADIANT TEMP AT REGULATOR
7. Control pressure regulator delay valve
Time required to bleed-down from 16 in. Hg
vacuum to 8 in. Hg — 10 :r 2 seconds
Acceleration enrichment thermal vacuum
control valve.
a. Fully closed at temperatures above 53°C
(127°F).
b. Must start to open at 48°C (118°F) when
temperature is decreasing.
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NOTE:1 Bar = 14.5 PSI
Fig. 17
Control Pressure "WARM" (Regulator temp.
above 40°C)
a. Test with intake manifold vacuum
hoses disconnected from control pressure
regulator— 3.4—3.8 Bar
b. Connect vacuum pump to vacuum port on
control pressure regulator which contains
the delay valve — 1.4—1.8 Bar
Vacuum Setting Value: 450-550 mbar
(13.3-16.2 in Hg)
9. Thermo-time Switch.
Coolant
Temperature
-20°C (-5°F)
35 ± 4°C (95°F)
Contact Opening Time
7.5 ± 2 seconds
0
10. Fuel line tightening torques:
M8 Bolt 10-12 Nm (7-9 FT LB)
M10 Bolt 13-15 Nm (9-11 FT LB)
1
M12 Bolt 20-24 Nm (14-17 FT LB)
M14 Bolt 15-20 Nm (11-14 FT LB)
M12 Cap Nut 15-20 Nm (11-14 FT LB)
M14 Cap Nut 25-30 Nm (18-22 FT LB)
11. Throttle idle stop adjustment: See "Engine"
Section.