Applicable to: B22 and B25 (a ll versions)
Revision 1.3 – 02/24/ 2015
Manual B – Operations
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B.8. ENGINE CONTROL
All checks must be carried out according to the methods described in the latest revision of the
maintenance manual.
Only qualified and trained technicians on this particular type of engine are authorized
to perform maintenance work and repairs
.
Keep in mind the directives contained in the Service Bulletins according to their priorities
compared to those described in the manuals.
B.8.1. List of Tool Kit for the Pre-flight Checks or Eme rgency
It is necessary to have a small set of tools that can be used for pre-flight checks and to bring it in
flight, to perform small jobs in the event of malfunction during the trip.
Scissors
Needle Nose pliers
Phillip screwdriver
5 mm Allen key
6 mm Allen key
8 mm Allen key
8 mm wrench
10 mm wrench
13 mm wrench
17 mm wrench
19 mm wrench
Oil filler lever cod. X283
B.8.2. Shelter from Service for Extended Pe riod of Time
The cylinder liners are made of cast iron so it is necessary to protect them from moisture and
acidic compounds that may be formed during operation of the engine. In addition, valves, valve
guides and valve seats are subject to deterioration during inactivity if not properly protected.
a.
Warm up the engine to operating temperatures, then turn it off and change the engine oil and
filter.
b.
Remove the air filters and put into the intake collectors about 30 cm3 of anti-corrosion oil
while the engine running at about 1500 rpm. Turn off the engine.
c.
When the engine is cold, close the intake manifolds and exhaust pipe with the appropriate
plugs delivered with the engine, or similar, to prevent the entry of foreign matter and
moisture.
d.
Spray a corrosion protection on all external engine parts that are made of steel.
B.8.3. Return to Service After Long Inactivity
a.
Remove the spark plugs cap.
b.
Change the engine oil and gearbox oil if it is scheduled in the maintenance program.
c.
Slowly recharge the battery before attempting to start the engine.
d.
Check all the connections of the cooling circuit and the fuel tubes. There must be no leaks or
cracks of any kind or damage made by rodents.
e.
Check the level of coolant, engine oil and gearbox oil and top up if necessary.
