background image

Explanation of signal 
words for safety 

NOTE

Emphasizes useful hints and 
recommendations as well as 
information to prevent property damage 
and ensure efficient trouble-free 
operation 

 



C AUTION

Indicates a dangerous situation that can 
lead to light personal injury if 
precautionary measures are ignored 

 



WARNING

Indicates a dangerous situation that 
could lead to death or serious injury if 
precautionary measures are ignored 

 



DANGER

Indicates a dangerous situation that will 
lead to death or serious injury if 
precautionary measures are ignored 

Safety

•  Read and carefully observe these 

installation instructions before installing, 
operating or troubleshooting pump  
Pump must be installed, maintained and 
repaired exclusively by persons familiar 
with instructions 

•  Install assembly only after safety 

instructions and this guide have been read 
and are completely understood 

•  Review parts list and nomenclature prior 

to disassembly or operation 

•  Adequate personal protection must be 

used to prevent splashing of material on 
skin or in eyes 

•  Always disconnect power source 

(electricity, air or hydraulic) from pump 
when it is not being used 

•  This equipment generates very high 

pressure  Extreme caution should be used 
when operating this equipment as 
material leaks from loose or ruptured 
components can inject fluid through skin 
and into body  If any fluid appears to 
penetrate skin, seek attention from a 
doctor immediately 

•  Do not treat injury as a simple cut  Tell 

attending doctor exactly what type of fluid 
was injected 

•  Any other use not in accordance with 

instructions will result in loss of claim for 
warranty or liability 

•  Do not misuse, over-pressurize, modify 

parts, use incompatible chemicals, fluids, 
or use worn and/or damaged parts 

•  Do not exceed stated maximum working 

pressure of pump or of lowest rated com-
ponent in system 

•  Always read and follow fluid manufactur-

er’s recommendations regarding fluid 
compatibility and use of protective cloth-
ing and equipment 

•  Failure to comply may result in death or 

serious injury 

•  Do not operate this equipment without ear 

protection  Equipment generates noise at 
high decibels  Failure to comply may cause 
hearing loss 

3

Содержание 7886-A5

Страница 1: ...Model 7886 A5 Medium pressure material pump User and maintenance instructions Date of issue October 2020 Form number 670752 Version 2...

Страница 2: ...s 4 Pump tube specifications 4 Pump dimensions 4 Accessories 5 Hoists 5 Pump performance 6 Maintenance and repair 7 Overhaul 7 Disassembly 7 Installation 13 Service 14 Service hints 14 Service parts 1...

Страница 3: ...ed to prevent splashing of material on skin or in eyes Always disconnect power source electricity air or hydraulic from pump when it is not being used This equipment generates very high pressure Extre...

Страница 4: ...322593 324610 327247 330976 2743 4 324610 327247 330976 Dual post 7818 F5 327690 2 330976 NOTE Model can be hoist mounted Table 4 page 4 Model 7886 series pumps consist of a recip rocating air motor...

Страница 5: ...2 in 51 mm 2 3 16 in 55 mm 62 5 8 in 1 590 mm 32 1 2 in 825 mm 1 4 3 2 1 Air inlet 2 Air outlet 3 Material inlet 4 Material outlet Fig 1 Pump dimensions 5...

Страница 6: ...50 psi 10 3 bar 1 2 100 psi 6 9 bar 1 2 50 psi 3 4 bar 1 2 Pump performance Pump s ability to deliver material is based on pressure psi bars and quantity cfm lpm of air supplied to motor and amount of...

Страница 7: ...ay lead to death or serious personal injury WARNING Release all pressure within system prior to performing any overhaul procedure Disconnect air supply line from pump motor Into an appropriate contain...

Страница 8: ...s 30 Remove additional o ring 34 31 Unscrew extension cylinder 23 from coupling 32 Remove additional o ring 22 Optional procedures 33 Unscrew rod 3 from extension rod 25 as required 34 Remove screws 5...

Страница 9: ...1 large diameter upward 2 Install and seat following components in order 2 1 Washer 14 2 2 Female ring 15 with concave sur face upward 2 3 FourV packings 16 with concave surface upward 2 4 Male ring 1...

Страница 10: ...its in groove at shoulder of cylinder 35 Fig 5 page 15 NOTE Do not tighten at this time NOTE Do not tighten at this time NOTE Do not tighten at this time NOTE Make sure o ring 22 fits in groove at sho...

Страница 11: ...1 or 2 grease until grease is free of air 17 Close valve screw NOTE Do not overtighten screw 4 Pump must cycle with an initial air pressure setting of 15 psi 1 bar NOTE If PTFE V packings are used fil...

Страница 12: ...ate collection container 12 Slowly supply air pressure to pump s motor 13 Allow pump to cycle slowly until product is once again free of air 14 Set air pressure to 100 psi 7 bar 15 Operate control val...

Страница 13: ...Air line components page 13 Table 6 Air line components Part Description 338862 Moisture separator regulator and gauge combination 5608 3 Moisture separator 7608 B Regulator and gauge 5908 3 Lubricat...

Страница 14: ...7 for details A Observe hole in packing screw 4 for oil overflow See Troubleshooting page 20 for corrective measures B Fill cavity of packing screw 4 with oil to prevent product from drying on rod 25...

Страница 15: ...1 4 13 27 26 33 23 22 34 35 A B C Fig 5 Service hints 15...

Страница 16: ...16 15 14 22 23 22 24 25 2 1 2 26 27 28 29 39 38 37 36 34 35 34 33 32 31 16 30 14 B A A A A A A C D 5 6 9 10 12 13 19 2 1 2 A Apply threadlocker B Torque bar C Point bleed hole downward D Apply thread...

Страница 17: ...Inlet valve body 1 16 V packing Buna N 331185 24 13 40 Eyebolt 3 8 in NPTF m 323842 1 17 Ring male brass 2 41 Air motor assembly 1 18 Ring lantern 1 42 Connector 3 4 in NPTF m 328037 1 1 19 Screw 1 4...

Страница 18: ...1 254 in 330974 4 31 Ring female 331009 1 15 Ring female brass 330704 1 2 32 Valve seat 330301 1 16 V packing Buna N 331185 24 13 33 Valve 327650 1 19 Screw 1 4 in 28 3 8 in 17829 1 34 O ring 1 7 8 in...

Страница 19: ...escription Part Quantity 2 Clip 324648 1 22 O ring 1 3 4 in ID 1 7 8 in OD 171018 31 2 14 Washer 1 254 in 330974 4 31 Ring female 331009 1 15 Ring female brass 330704 2 34 O ring 1 7 8 in ID 2 in OD 1...

Страница 20: ...ace V packings 16 Damaged rod 3 Inspect rod 3 and replace as necessary Product leakage visible at bottom of body 11 Pump tube not sufficiently tight Tighten pump tube assembly Damaged o ring 22 Replac...

Страница 21: ...This page left intentionally blank 21...

Страница 22: ...This page left intentionally blank 22...

Страница 23: ...This page left intentionally blank 23...

Страница 24: ...ed Every care has been taken to ensure the accuracy of the information contained in this publication but no liability can be accepted for any loss or damage whether direct indirect or consequential ar...

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