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Installation and operating instructions: Wilo-SC-Fire Diesel A2P
51
Request customer service
E138.0
Insufficient cooling water
Leakage in the cooling
water system
Add the cooling water
Check the impermeability of
the cooling water system
E139.0
Clogged filter of the
cooling water system
Contaminated cooling water Eliminate clogging
Clean the filter
Request customer service
E150.0
Aeration valve
malfunction
The aeration valves have
not opened in the
10 seconds following the
diesel motor start-up
Check the operation of the
aeration valves
Malfunction of the signal
allowing outlet opening of
the aeration valves
Check the signal allowing
outlet opening of the
aeration valves
If you cannot manage to eliminate a malfunction, please contact Wilo customer service or its nearest
representative.
11 Spare parts
Spare parts may be ordered via a local specialist retailer and/or Wilo customer service. To avoid queries and
incorrect orders, all data on the rating plate should be submitted with each order.
Subject to change without prior notice
