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Page Number - 5

CENTRO-MATIC

® 

PUMP,

 MODELS 84050, 85243 & 85460

4.1A-68430-D01

Form 403125

3/8” NPT Male Connect to
Air Solenoid Valve

43

47

3/4” NPT Male
Connect to Lube System

48

49

39

42

45

46

41 (8 Req’d)

40 (8 Req’d)

36, 37  (4 pcs. install
              from bottom)

12

35

38

Connect to Vent Pipe

Vent Valve Assembly (10)

Connect to Air
Solenoid Valve

6

Connect to Pump

7

12

14

13

15

19

11

Connect to
Junction
Block

16

18

17

9

8

10

16

20

21

22

23

24

25

26

1/4”
NPTF

1/4”
NPTF

27

28
29

30
31

32

33

3/4”
NPTF

3/4”
NPTF

34

1

2

3

4

5

Vent Assembly (49)

44

Model  84050

3/8” NPT Male Connect to
Air Solenoid Valve

36, 37  (4 pcs. install
              from bottom)

47

3/4” NPT Male
Connect to Lube System

63

49

42

46

41 (8 Req’d)

See Section
C-C

39

44

35

Model  85460 & 85243

12

43

38

40 (8 Req’d)

45

51

Outlet Check Assembly(52)

Summary of Contents for CENTRO-MATIC 84050

Page 1: ...Page Section C8 142P 4 1A 68430 D01 Form 403125 June 2001 CENTRO MATIC Model 84050 Series F Model85243 Caterpillar 178 6919 Model 85460 Series A AirOperatedPump ...

Page 2: ...to be used with SL 1 SL 11 SL 32 and SL 33 series injectors or a combination of these The difference between the two models is that the 85460 is equipped with a follower and a low level indicator Appropriate Use The pumps on these units are exclusively designed to pump and dispense lubricants using compressed air only The maximum specification ratings should not be exceeded Any other use not in ac...

Page 3: ...ermine where to look if problems occur See the sections below for replacement and repair of specific areas of the check valve vent valve or safety unloader valve Each part is identified with a number keyed to the matching part on the illustrated views General recommendations of tools required are also specified in each step Pay particular attention to the Warning statements to prevent personal inj...

Page 4: ...e After removing the follower assembly from the pump tube wipe off the excess grease which will allow clean access to the eight bolts that must be removed 6 Loosen and remove the eight nuts 70 on top of the follower 7 Remove the follower weight 71 and the wiper 69 Replace the wiper with a new one 8 Re assemble in the reverse of the above procedure making sure that the long bolts are staggered with...

Page 5: ...ve Assembly 10 Connect to Air Solenoid Valve 6 Connect to Pump 7 12 14 13 15 19 11 Connect to Junction Block 16 18 17 9 8 10 16 20 21 22 23 24 25 26 1 4 NPTF 1 4 NPTF 27 28 29 30 31 32 33 3 4 NPTF 3 4 NPTF 34 1 2 3 4 5 Vent Assembly 49 44 Model 84050 3 8 NPT Male Connect to Air Solenoid Valve 36 37 4 pcs install from bottom 47 3 4 NPT Male Connect to Lube System 63 49 42 46 41 8 Req d See Section ...

Page 6: ...381mm 54 55 ViewA A 31 Indicates Change 68 69 70 37 71 72 Follower Assembly 63 74 67 D D Section D D 20 40 13 9 353 mm Bolt Circle Dia 6 x 500 12 7 mm Dia A A 52 53 B B 50 51 19 483 mm Model 84050 shown Section B B 39 Ref 14 Ref 56 57 58 65 60 61 62 71 Ref 59 38 Ref 66 64 Section C C Model 85460 85243 Only ...

Page 7: ...et 31047 34 1 Valve Body 239336 35 1 Bare Pump Assembly 83513 36 4 Screw 50169 37 12 Lock Washer 66186 Item Qty Description Model No 84050 85243 85460 38 1 Cover 241085 39 1 Elbow 249533 40 8 Bolt 50015 41 8 Lock Washer 66220 42 1 Gasket 249355 43 1 Pipe Plug 67117 44 1 Gasket 33152 45 1 Container Assembly 242765 46 1 Pipe Plug 67224 47 1 Extension Tube 249356 48 1 Oil Seal 69383 49 1 Vent Assembl...

Page 8: ...is not operating Pump runs excessively Pump tube malfunction Refer to pump service page Outlet check damage or contamination Repair check or remove contamination Vent valve damage or contamination Repair vent valve or remove contamination System component leaking Repair leaks Injector bypassing Repair injectors Lubricant leaking from weep Pump tube malfunction Refer to pump service page hole of pu...

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