background image

Double Ball Pump Cleaning

Double

Double

Double Ball

Ball

Ball Pump

Pump

Pump

Cleaning

Cleaning

Cleaning

Disconnect

Disconnect

Disconnect the

the

the Pump

Pump

Pump

WARNING

WARNING

WARNING

PRESSURIZED

PRESSURIZED

PRESSURIZED FLUID

FLUID

FLUID HAZARD

HAZARD

HAZARD

This equipment stays pressurized until pressure is
relieved manually. To help prevent serious injury
from moving parts, or from pressurized fluid, such
as splashing in the eyes or on skin, follow the
Pressure Relief Procedure in your system manual
when you stop pumping and before you clean,
check, or service the equipment.

PERSONAL

PERSONAL

PERSONAL PROTECTIVE

PROTECTIVE

PROTECTIVE EQUIPMENT

EQUIPMENT

EQUIPMENT

Wear appropriate protective equipment when
in the work area to help prevent serious injury,
including eye injury, hearing loss, or inhalation of
toxic fumes.

This procedure involves thoroughly disassembling
and cleaning the individual parts in the pump lower
unit. Prior to performing this procedure, flush the
pump and relieve pressure as described in the
system manuals, disconnect all hoses, and remove
the pump from the system.

1.

Release the upper clamp (123) holding the
displacement pump to the tie rod plate (122).

2.

Slide the pump down from the air motor. Tilt the
pump and pull the displacement rod (117) out of
the coupler (C). Remove the gasket (102).
Note:

Note:

Note: Be careful not to scratch the displacement
rod.

Figure 5 Remove displacement pump.

Disassemble

Disassemble

Disassemble the

the

the Pump

Pump

Pump

1.

For

For

For stubby

stubby

stubby pumps

pumps

pumps only:

only:

only: Remove the foot valve

housing (124).

2.

Remove and disassemble the inlet valve (114)
assembly. Clean and inspect the parts.

3.

Push the displacement rod (108) out through the
bottom of the cylinder (106). Remove the piston
housing (109) by removing the retaining pin (116)
and the valve stop (111) and pulling the piston
from the displacement rod. Disassemble, clean
and inspect the parts.

4.

Take the packing housing (103) off of the cylinder
(106) and remove the bearing (104), packing
(123), and o-ring (105).

5.

Clean and inspect all parts. Refer to

Cleaning Preparation, page 3

. Replace the

parts as necessary.

6

3A5564D

Summary of Contents for SaniForce 25N007

Page 1: ...um unloader unloader unloader systems systems systems For For For professional professional professional use use use only only only Important Important Important Safety Safety Safety Instructions Inst...

Page 2: ...nt Pump 12 Product Dimensions 14 Performance chart 15 Technical Data 16 Graco Standard Warranty 18 Models Models Models Pump Model Pump Lower Replacement Pump Type Approvals 25M912 25M906 25M912C31 Pr...

Page 3: ...injury hearing loss or inhalation of toxic fumes This procedure involves thoroughly disassembling and cleaning the individual parts in the pump lower Prior to performing these procedures 1 Flush the...

Page 4: ...this procedure flush the pump and relieve pressure as described in the system manuals disconnect all hoses and remove the pump from the system 1 Release the upper clamp 123 holding the displacement p...

Page 5: ...by one as needed 5 Install the v block packing 105 and bearing 106 in the packing housing 103 The lips of the packing must face down into the housing and the lip of the bearing must face up Install th...

Page 6: ...dure flush the pump and relieve pressure as described in the system manuals disconnect all hoses and remove the pump from the system 1 Release the upper clamp 123 holding the displacement pump to the...

Page 7: ...on the seat of the piston housing 114 Install the housing in the displacement rod 108 so the holes in both parts align Secure with the retaining pin 110 and one o ring retaining clip 111 7 Install the...

Page 8: ...thread locker 2 Hand tighten only 5 Apply an appropriate medium strength thread locker on the nut 13 every time it is installed to prevent it from coming loose during operation Torque to 30 36 ft lb 4...

Page 9: ...1 25 sst 4 10 24G862 FITTING air inlet 1 2 npt includes Ref 23 1 11 16C946 FITTING 3 4 npt 1 12 165053 O RING PTFE 1 13 16C306 NUT hand 1 15 17W547 LABEL warning not shown 1 21 GROMMET see Kits Kits K...

Page 10: ...Priming Piston Displacement Pump Priming Priming Priming Piston Piston Piston Displacement Displacement Displacement Pump Pump Pump 10 3A5564D...

Page 11: ...7 17S673 HOUSING inlet valve 1 108 195214 PISTON priming 1 109 16C195 ROD connecting 1 110 103462 BALL 3 4 in 19 mm stainless steel 1 111 195215 STOP inlet valve 1 112 604016 BEARING priming piston 1...

Page 12: ...Double Ball Displacement Pump Double Double Double Ball Ball Ball Displacement Displacement Displacement Pump Pump Pump 1 Apply sanitary lubricant to ease assembly 12 3A5564D...

Page 13: ...LINDER pump stubby pump 107 620223 CLAMP 2 1 2 in 64 mm 1 108 207552 ROD displacement drum length 1 902981 ROD displacement stubby pump 109 169846 HOUSING piston 1 110 169845 PIN retaining piston hous...

Page 14: ...5N007 25U790 Model Model Model A A A in cm B B B in cm C C C in cm D D D in cm 25M912 40 1 102 20 6 52 16 0 41 6 5 16 5 25N007 60 5 154 41 0 104 36 4 92 6 5 16 5 25U790 36 1 91 18 7 47 14 3 36 6 5 16...

Page 15: ...ed in No 10 weight oil 700 4 8 48 25 0 71 30 0 85 35 1 0 100 0 7 7 200 1 4 14 300 2 1 21 400 2 8 28 500 3 4 34 600 4 1 41 1 0 3 8 2 0 7 6 3 0 11 4 4 0 15 1 5 0 14 10 0 28 15 0 42 20 0 57 0 15 30 45 60...

Page 16: ...erature Air Motor 120 F 49 C Air Inlet 1 2 npt f Air Exhaust 3 4 npt m 2 3 in 5 8 cm Priming Piston with flange for 6 in 15 2 cm Clamp Fluid Inlet Type 1 44 in 3 8 cm Double Ball with flange for 6 in...

Page 17: ...Notes Notes Notes Notes 3A5564D 17...

Page 18: ...RRANTY WARRANTY WARRANTY AND AND AND DISCLAIMS DISCLAIMS DISCLAIMS ALL ALL ALL IMPLIED IMPLIED IMPLIED WARRANTIES WARRANTIES WARRANTIES OF OF OF MERCHANTABILITY MERCHANTABILITY MERCHANTABILITY AND AND...

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