Lubrication System Specifications; Fuel System Specifications (’02 - ’05 Model); Fuel System Specifications (After ’05 Model); Cooling System Specifications - Honda Metropolitan CHF50 Service Manual

GENERAL INFORMATION

LUBRICATION SYSTEM SPECIFICATIONS

Engine oil capacity
Recommended engine oil
Oil pump rotor
FUEL SYSTEM SPECIFICATIONS ('02 - '05 model)
Carburetor identification number
Main jet
Slow jet
Pilot screw initial opening
Float level
Idle speed
Starting enrichment (SE) valve resistance (20°C/68°F)
Throttle grip free play
FUEL SYSTEM SPECIFICATIONS (After '05 model)
Carburetor identification number
Main jet
Slow jet
Pilot screw initial opening
Float level
Idle speed
Starting enrichment (SE) valve resistance (20°C/68°F)
Throttle grip free play

COOLING SYSTEM SPECIFICATIONS

Coolant capacity
Radiator cap relief pressure
Thermostat
Standard coolant concentration
1-6
ITEM
At draining
At disassembly
Tip clearance
Body clearance
Side clearance
ITEM
[P type]
[P type]
ITEM
'06 – '07 model
After '07 model
ITEM
Radiator and engine
Reserve tank
Begin to open
Fully open
Valve lift
STANDARD
0.6 liter (0.6 US qt, 0.5 lmp qt)
0.7 liter (0.7 US qt, 0.6 lmp qt)
Pro Honda GN4 4-stroke oil (U.S.A. and
Canada) or an equivalent motor oil
API service classification: SG or higher
JASO T 903 standard: MA
Viscosity: SAE 10W-30
0.15 (0.006)
0.15 – 0.20 (0.006 – 0.008)
0.05 – 0.10 (0.002 – 0.004)
SPECIFICATIONS
NVK00E
NVK00F
#35 X #35
2-3/4 turns out
2-1/8 turns out
13 mm (0.5 in)
2,000 ± 100 rpm
2.8 – 5.2 Ω
2 – 6 mm (1/16 – 1/4 in)
SPECIFICATIONS
NVK00J
NVK00K
#35 X #35
2-1/4 turns out
13 mm (0.5 in)
2,000 ± 100 rpm
2.8 – 5.2 Ω
2 – 6 mm (1/16 – 1/4 in)
STANDARD
0.3 liter (0.3 US qt, 0.3 lmp qt)
0.18 liter (0.19 US qt, 0.16 lmp qt)
108 – 137 kPa (1.1 – 1.4 kgf/cm
74 – 78 °C (165 – 172 °F)
100 °C (212 °F)
8 mm (0.3 in) minimum
1:1 mixture with soft water
Unit: mm (in)
SERVICE LIMIT
–
–
–
0.20 (0.008)
0.22 (0.009)
0.12 (0.005)
#72
#72
2 , 16 – 20 psi)