NC HT1.0 - Lubricating and Cooling System Specifications

20
Technical Specifications.
Lubricating System
Item Factory Specifications Allowable Limit
Engine Oil Pressure At Idle Speed
At Rated Speed
More than 49kPa
0.5kgf/cm²
7psi
196 to 441kPa
2.0 to 4.5kgf/cm²
28 to 64psi
-
147kPa
1.5kgf/cm²
21psi
Inner Rotor to Outer Rotor Clearance 0.06 to 0.18mm
0.0024 to 0.0071in.
-
Outer Rotor to Pump Body Clearance 0.100 to 0.180mm
0.0039 to 0.0071in.
-
Inner Rotor to Cover Clearance 0.025 to 0.075mm
0.0010 to 0.0030in.
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Cooling System
Item Factory Specifications Allowable Limit
Fan Belt Tension 7.0 to 9.0mm / 98N
0.28 to 0.35in. / 98N
(10kgf, 22lbs)
-
Thermostat Valve Opening
Temperature
(At Beginning)
Valve Opening
Temperature
(Opened
Completely)
69.5 to 72.5°C
157.1 to 162.5°F
85°C
185°F
-
-
Radiator Cap Pressure Falling
Time
10 seconds or more
88 → 59kPa
0.9 → 0.6kgf/cm²
13 → 9psi
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Radiator Water Leakage
Test Pressure
No Leak at Specified
Pressure
137kPa
1.4kgf/cm²
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