Hitachi EX20UR-2 Manual page 36

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3. Loosen engine cover mounting bolts (1) (4 used) to
remove engine cover (2).
ImmG: 17 mm
1. Loosen rubber cover mounting bolts (1) (6 used) to
remove rubber cover (2).
••G:
13 mm
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2. Detach engine cover stay (3) and lock pin (2) of air
cylinder (1) to make the stay and air cylinder free.
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UPPERSTRUCTURE / Pump Device
Remove Pump Device (EX3OUR-2)
A
CAUTION:
1. Escaping hydraulic fluid under pressure can penetrate the skin or eyes, causing serious in-
jury. Avoid this hazard by relieving pressure before disconnecting hydraulic or other lines.
2. Hydraulic oil and components may be hot just after operation. Hot hydraulic oil may spout,
possibly causing severe burns. Be sure to wait for hydraulic oil and component to cool be-
fore starting work.
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