Operation
0540−1/A1
Winterthur Gas & Diesel Ltd.
1/ 3
Operation with Running Gear Partially or Fully Removed
1. General
If the engine must operate after a defect in the running gear (of a cylinder), which
cannot be immediately repaired, do the related procedures that follow in paragraph 2
or paragraph 3.
2. Piston Removed
2.1 Breakdown Examples
D The piston is cracked or has a leak.
D There is damage to the piston and/or cylinder liner.
D There is damage to the piston rod gland and/or piston rod.
2.2 Procedure
The exhaust valve stays closed during the emergency operation that follows:
1) Cut out the injection (see 0510−1 Cut out the injection, paragraph 1).
2) Cut out the exhaust valve control unit (see 0520−1 Emergency operation with
exhaust valve closed, paragraph 2).
3) Remove the control air pipe (6, Fig. 1) from elbow (5).
4) Remove the elbow (5) from the starting air pipe (4).
5) Install the blank flange (7) (tool 94831).
6) Disconnect the electrical connection (11) from the start air pilot valve on the
starting valve.
7) Install the cover plate (8, tool 94345D) in place of the piston rod gland.
8) Install the cover and lifting plate (9, tool 94324) with the bases (10, tool 94324B)
to the crosshead (2).
9) If necessary, close the cooling water supply and the return pipe of the related
cylinder.
Note: You can operate the engine only at decreased load.
Read the data in 0500−1. The exhaust gas temperature downstream of the cylinders
must not be more than the maximum limit of 515_C.
Operation during Unusual Conditions
2014
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