Vtl. Troubleshooting - Alcatel 1004 A Instruction Manual

Vil. TROUBLESHOOTING
PROBLEM
1. Motor Improperl y wired
2. Pump seizes as a result of stoppage after pum p in g
under d!fflcull conditions (without cleaning or flushin
A . PUMP DOES 3. Coupling deteriorated
NOT ROTATE
4. Temperature too low
5. Oil contaminate d
6. 011 thickened following prolonged storage or by being
left to stand after pumping contaminants
1. Ultlmate pressure obtained
1.1 lnsuttlclent oil In casing
1.2 Oil contaminated
1.3 011 cold, ofl Inlet obstructed
1 .4 Inlet
1.5 One of the LP valves has deteriorated
1 .6 Part omitted in reassembl y
1.7 Motor rotates In wrong direction
1.8 Motor underpowered
8. PUMP DOES 2 Ultimate pressure obtained :
NOT MAKE
VACUUM 2.1 0-rlng pinched
2.2 One of the shaft seals has deteriorated
2.3 One ot the HP valves has deteriorated
2.4 Gas ballast valve open
2.5 Lubrication holes blocked
2.6 Poor adjustement of oil Inlet s y stem
2.7 Part omitted In reassembly
3. Accessories
3.1 At the p um p exhaust, the resultin g pressure Is up to
0,5 bar
3.2 Cartridge of oil mist eliminator clogged
1. Oil overl y contaminated (solid p artlcles)
2. Motor Improperly powered
3 . Motor bearin g s damaged
C. PUMP NOISY 4. Coupling poorl y adjusted or deteriorated
5. Bas fan mount
Poor adjustment of oil i nlet system
6.
7. Vanes derterlorated
1. High pressure operation
2 . OIi polluted
3. Wrong oll
D. PUMP TOO HOT
4. Pump located in poorly ventilated area
5. Vent openings b l ocked
6. Supply voltage too high
7. Overpressure at !he pump exhaust
1. High pressure operation
E. HIGH OIL
2. Pump too hot
CONSUMPTION
3. Leak at housing sea l
1. Anti suckback system poorly adjusted
2 O·ring pinched
F. POOR PUMP
3. One of the valves has deteriorated
SEAL WHEN
4. One of the shaft seals deteriorated
STOPPED
6. 011 contaminated
6. Gas ballast knob open
t. OIi casing gasket deteriorated
G. OIL PRESENCE
IN THE EMBASE
2. Shaft seal deteriorated and fell saturated
29
CAUSE
: few mbar
filter obstructed
10-i mbar (2 stages} or
10-t mbar (1 stage)
or
shaft sea l
REMEDY
Check wiring
l c l ean, and qmooth
Disassemb e,
g ) scratched metal parts (replace
them if necessary), then reas·
semble
Replace it disassembling the
motor
Use gas ballast or change oil
and rinse pump
Disassemble and clean
Top up
Case AS
Clean
Re p lace
Reassemble a g ain
Change two phases
Check w i ring
Replace
Replace
Replace
Close
Disassemble and clean
Readjust
Case B.1.6
Check Installation
Replace
Case A.5
Case B.1.8
Replace
Check adjustment
Check mount
Readjust
Re p lace
Use a oil mist eliminator or a
auxiliary cooler
Case A.5
Change oil
Check Installation
Check voltage, rep l ace motor
Case B.3.1
Case D.t
Case D
Replace
Case B.26
Case 8.2. t
Case B.1.5
Case B.2.2
Case A.5
Ca se 8.2.4
Disassemble oil casing, clean
plate surfaces and reassemble
with a new gasket
Change both
SECTION
§ 3.4 . 4
§V
§ 4 . 1.1
§ 4.2 or
§ 4.5 and 4.6
§V
§ 3.4.1
§ 4.1.1
.
§ 5 3
§V
§ 5 . 5
§ 3 . 4.4
§ 3.4.4
§V
§V
§ 5 . 5 g)
§ 3.4.3 and § 8.24
. .
§ 5 5 f)
§ 5.5.f)
§ 5 . 5 . g)
§V
§ 4.3 or
§ 3 . 4.3
4 , 4
§
I
§ 3.4.2 b)
§ 3 . 4 . 4
§ 5.1 and
§ 5.4 . 3
§ 5.2 and § 5.4.2