wc_tx004063gb_FM10.fm
36
Rammer
Troubleshooting
3.6
Conducting a Leak-Down Test
Requirements
■
Leak down tester
■
Torque wrench
Procedure
Perform the procedure below to conduct a leak-down test.
1. Remove the spark plug
(a)
.
2. Set the piston at TDC using the starter rope.
3. Connect the leak-down tester
(b)
to the engine at the spark plug hole.
4. Set the regulator of the air supply to 100 psi. Test the engine leak down using
the instruction of the leak-down tester.
Does the engine hold the pressure?
Result
The engine air leakage has now been checked.
Yes ____
No ____
The air leakage is OK.
Re-install the spark plug. Torque the spark
plug to 35–41 Nm (25.8–30.2 ft.lbs.).
There is too much air leakage.
Rebuild the engine.
wc_gr013050
a
b
Summary of Contents for BS 50-4s, BS 50-4As
Page 1: ...Repair Manual Vibratory Rammer 5100018465 01 1015 5 1 0 0 0 1 8 4 6 5 EN...
Page 6: ...wc_tx004061gb_FM10 fm 6 Rammer Foreword...
Page 10: ...Table of Contents Rammer wc_br5100018465_FM10TOC fm 10...
Page 180: ...wc_td000553gb_FM10 fm 180 Rammer Technical Data Notes...
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