Engine Lubrication; Cooling - Honda EP3 Service Manual

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Lubrication
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Measurement Oualificalion
Standerd or New
Service Limil
Engine oil Capacity
5.3 0 (5.6 US qt)for engine overhaul
4.2 0 (4.4 US qt) for oil change, including filter
4.0 0 (4.2 US qt)for oil change, without filter
O i l p u m p
lnner-to outer rotor clearance
0.02 0.16 mm {0.001 0.006 in.)
0.20 mm (0.008 in.)
Pump housing to outer rotor
clearance
0-15 0.21 mm {0.006-0.008 in.)
0.23 mm (0.009 in.)
Pump housing-to-rotor axial
clearance
0.02 0.07 mm (0.001 0.003 in.)
0.12 mm (0.005 in.)
Balancer shafts, journal diameter No. 1 journal, front
shaft
19.938 19.950 mm 10.7850 0.7854 in.) 19.92 mm (0.784 in.)
N o 1 j o u r n a l , r e a r s h a f t
23.938 23.950 mm (0.9424 0.9429 in.) 23.92 mm (0.942 in.)
No. 2 journal, front and
rear shaft
32.949 32.961 mm 11.2912 1.2911 in.l 32.93 mm (1.296 in.)
Ealancer shafts, journal taper
0.005 rnm (0.0002 in.) max.
Balancer shafts, end play
Front
0.070 0.135 mm (0.0028 0.0053 in.) 0.15 mm (0.006 in.)
Rear
0.070 0.135 mm (0.0028 0.0053 in.)
0.15 mm (0.006 in.)
Balancer shatts, shaft-to'bear;ng
clearance
No. 1 iournal, front
shaft
0.050 0.082 mm (0.0020 0.0032 in.) 0 . 1 0 m m ( 0 . 0 0 4 i n . )
N o . 1 J o u r n a l , r e a r s h a f t
0.050 0.082 mm (0.0020 0.0032 in.)
0.10 mm (0.004 in.i
N o . 2 j o u r n a l , f r o n t a n d
rear shafl
0.060 -0.120 mm (0.0024 0.0047 in.) 0.15 mm (0.006 in.)
Balancer shaft bearings, LD.
No. 1 journal, front
shaft
No. 1 iournal, rear shaft
20.000 20.020 mm (0.1814 0.7442 in.l
Z+.OOO ZI.OZO m- tOSa+e- OSa57 ir'.)
20.03 mm (0.789 in.)
24.03 mm (0.946 in.)
No. 2 journal, front and
rear shaft
33.021 33.069 mm (1.3000 1.3019 in.) 33.09 mm {1.303 in.)
R e l i e f v a l v e , o i l p r e s s u r e w i t h o i l
t e m p e r a t u r e a t 1 7 6 ' F ( 8 0 " C )
A t i d l e
7 0 k P a ( 0 . 7 k q ? c m , 1 0 p s r ) m i n .
At 3,000 rpm
300 kPa {3.1 ksf/cm',44 psi)min.
Standard or New
Service Limit
6 . 7 L ( 7 . 1 U S
Coolant capacity {includes engine,
heater, hoses, and reservoir)
0.53 L (0.56 US
93 123 kPa (0.95 1.25 kqtcm , 14 18 psi)
't69 176'F (76 80'C)
Thermostat
OPeningtemPerature
8.0 mm {0.31 in.) min.
Turns OFF
Subtract 5 15'F (3 8"C)from actual ON