Jungheinrich DFG 660 Operating Instructions Manual page 187

Timer Setting
Procedure
• Check the timer setting.
Troubleshooting with counter pressure too high
If the combustion time is too short and/or the counter pressure is too high, check the
following items.
Procedure
• Check the function and setting of the radiators, air supply and timer.
• Check the voltage during regeneration (at least 380V).
• Make certain the input side on the particle filter is free of soot.
• Make certain the motor is maintained and the maximum smoke value without
particle filter is 2.5 Bosch units.
• Make certain the filter is flushed out every 1500 operating hours.
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