MIOL 81-120, Manual

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8. TROUBLE-SHOOTING
Table 2. The list of possible failures
Troubles Reason Elimination
The engine does not work The wire is damaged Contact with the service center
Joints in a cable are damaged Contact with the service center
The switch does not work Contact with the service center
The motor sounds but is
not started
The bleed valve is choked or blocked Open an air outlet plug or make air draw smooth
The cylinder valve is mounted incorrectly (in-
correct direction) after first use, dismantling and
assemblage of the unit
Contact with the service center
The motor is started, but
emits abnormal or snap
(knocking, clicking) sounds
Bearings are damaged or have become loose Contact with the service center
Bolts in the piston (connecting rod) have become
loose
Contact with the service center
Spraying or painting are
very poor. Pressure is
insufficient
A leak (fault) in air connections Wind air connections by sealing tape and tighten
them
The pneumatic hose is dam-aged Replace a pneumatic hose with the new
Bolts on a cylinder cover have become loose Tighten bolts
The motor works well, but
air does not move, or pres-
sure is absent
Screws of valves and screws of diaphragms have
become loose or are incorrectly twisted in
Contact with the service center
The entering plate is destroyed after long use
under a high pressure
Contact with the service center
9. LAYOUT AND DESCRIPTION
Table 3. List of the parts as indicated in the compressor’s layout for 81-120 (Fig. 2)*
No. Name Qty No. Name Qty No. Name Qty
1 Bolt 8 14 Compression ring 1 27 Cylinder head 1
2 Back cover 1 15 Nut lock 4 28 Screw of a cover (cap) 4
3 Spring washer 4 16 Connecting cord 1 29 Filter 1
4 Back casing 1 17 Cylinder 1 30 Handle 1
5 Bolt 4 18 Valve plate 1 31 Pressure switch 1
6 Stator 1 19 Valve 2 32 Pressure regulator 1
7 Bearing 2 20 Bolt 1 33 Condenser 1
8 Rotor 1 21 Front lining 1 34 Switch 1
9 Front casing 1 22 Front cover 1 35 Wire 1
10 Crank 1 23 Water drain valve 1 36 Rubber gasket 4
11 Gauge 1 24 Ring 1 37 Lock screw nut 1
12 Bearing 1 25 Cylinder block 1 38 Bleed valve 2
13 Fixing ring 1 26 Ring 1 39 Sleeve gasket 1
* see the attached layout
ENGLIS
H
3–5