EFD HP4X User manual

US: 800-556-3484
UK: 0800 585733
Mexico: 001-800-556-3484
[email protected] USER’S GUIDE
HP4x Troubleshooting
If the HP4x should cease to operate,
service of the piston U-cup and shaft
bushing may be required. Please follow
procedure below:
1. Remove air cylinder cap.
2. Remove drive plunger.
3. Remove piston and shaft assembly.
Replace piston U-cup and lubricate
lightly with O-ring grease.
4. Press shaft bushing (#5907) out from
bottom of cylinder toward piston
chamber. Replace with new bushing.
5. Install piston assembly and reinstall
the air cylinder cap and drive plunger.
977 Waterman Avenue, East Providence, RI 02914-1378 USA
US: 800-556-3484 Mexico: 001-800-556-3484 Telephone: [phone]
Fax: [phone] e-mail: [email protected] www.efd-inc.com
Unit 14,Apex Business Centre, Boscombe Road,Dunstable, Bedfordshire LU5 4SB UK
UK: 0800 585733 Ireland: 00800 8272 9444 Telephone: [phone]
Fax: [phone] e-mail: [email protected]
EFD and HP4x are trademarks of EFD Inc. ©2003 EFD Inc. HP4X-MAN .5P0303
Sales and service of EFD dispensers and dispensing components are available through EFD authorized
distributors in over 30 countries. Please contact EFD USA for specific names and addresses.
Tip retaining cap
#5914
Reservoir retainer
#5911
Drive plunger
#5917
O-ring (Buna-N)
#5919
Air Cylinder
#5912
Shaft bushing
#5907
Piston and shaft includes
U-cup (Buna-N) #5915
Piston U-cup
#5918
Air cylinder cap
#5913
O-ring (Buna-N)
#5920 Bail hanger
#5921
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A NORDSON COMPANY

Note: Refer to EFD dispenser operating
instructions to control deposit size with
time and pressure.
Do not reuse reservoirs! Wipe
plunger clean (if necessary) before
installing a new reservoir.
Setup and Operation
Step 1.
Remove reservoir
retainer.
Step 2.
Install dispensing tip on
reservoir. Insert filled reservoir
into retainer and align flange
with slot as shown.
Step 3.
Install retainer and rotate clockwise
to secure. Connect HP4x to EFD
air-powered dispenser. Insert air
quick-connect into air outlet and
turn clockwise to lock.
Changing Tips
Remove tip retaining cap and invert.
Align slot with wings on dispensing tip.
Turn tip retaining cap counterclockwise
to remove tip. Attach a new tip and
tighten tip retaining cap securely.
For parts list,see back cover.
IMPORTANT: Confirm that a
white piston is between the
fluid and the plunger.
reservoir retainer
air cylinder
plunger
dispensing tip
ULTRA™
reservoir system
flange alignment
quick-connect
tip retaining cap
Changing Reservoirs
When a reservoir is empty,
the window in the air cylinder
will turn red. Remove reservoir
retainer. Then, remove empty
reservoir and discard.
window