SPECIAL INSTRUCTIONS for FREEING JAMMED ... - Sunnen

4. Attempt to release the honing head or honing
tool by applying only a light to moderate retracting
force to the Feed Handwheel (see Figure 3). Retract
handwheel by turning counterclockwise when
viewed from the top. Do not apply excessive force
to the Feed Handwheel as the internal feed gears
may be damaged.
If honing tool becomes free in the bore, then
cautiously raise Drive Arm Lift Lever to lift honing
tool out of the bore and inspect tool for damage.
5. If the feed system of the honing head or honing
tool has been damaged, the operator will not be able
to free the tool by retracting the Feed Handwheel.
In this case only, after the cradle has been lowered
to release the tension of the overload device (see
Figure 4), remove the set screw that secures the
Lower Drive Tube to the Upper Drive Tube and
slowly raise the Drive Arm Lift Lever to disengage
the two drive tubes.
CAUTION
As the two drive tubes become disengaged, hold or
support the lower drive tube to keep it from falling to
one side and causing other damage.
If a CK or CV type honing head is being used,
rotate the Lower Feed Rod inside the Lower Drive
Tube three or four turns in a clockwise direction,
(viewed from top of drive tube) and gently tap
downward on the end of the Lower Feed Rod to free
the honing head from the workpiece. This action
releases the wedge from the push pins in the honing
head (may need to be repeated two or three times).
If a CV-1000 Mandrel Adapter Unit is being used,
disconnect Adapter Unit from the mandrel and then
remove mandrel from workpiece in manner required
by degree of damage found.
If a DH-Tool is being used, disconnect Adapter Unit
from the tool and then remove tool from workpiece
in manner required by degree of damage found
“SUNNEN AND THE SUNNEN LOGO ARE REGISTERED TRADEMARKS OF SUNNEN PRODUCTS COMPANY.”
Sunnen ® reserves the right to change or
revise specifications and product design
in connection with any feature of our
products contained herein. Such changes
do not entitle the buyer to corresponding
changes, improvements, additions, or
replacements for equipment, supplies or
accessories previously sold. Information
contained herein is considered to be
accurate based on available information
at the time of printing. Should any
discrepancy of information arise, Sunnen
recommends that user verify discrepancy
with Sunnen before proceeding.
SUNNEN PRODUCTS COMPANY
7910 Manchester Ave., St. Louis, MO 63143 U.S.A.
Phone: 314-781-2100 Fax: 314-781-2268
U.S.A. Toll-Free Sales and Service –
Automotive: 1-800-772-2878 Industrial: 1-800-325-3670
International Division Fax: 314-781-6128
http://www.sunnen.com
e-mail: sunnen@sunnen.com
FEED
HANDWHEEL
DRIVE
TUBE
DRIVE TUBE
OF
MACHINE
DRIVE TUBE
OF
HONE HEAD
FIGURE 3
FIGURE 4
SETSCREW
SUNNEN PRODUCTS LIMITED
No. 1 Centro, Maxted Road
Hemel Hempstead, Herts HP2 7EF ENGLAND
Phone: ++ 44 1442 39 39 39 Fax: ++ 44 1442 39 12 12
www.sunnen.co.uk e-mail: hemel@sunnen.co.uk
SUNNEN AG
Fabrikstrasse 1
8586 Ennetaach-Erlen, Switzerland
Phone: ++ 41 71 649 33 33 Fax: ++ 41 71 649 34 34
www.sunnen.ch e-mail: info@sunnen.ch
SHANGHAI SUNNEN MECHANICAL CO., LTD.
889 Kang Qiao East Road, PuDong
Shanghai 201319, P.R. China
Phone: 86 21 5 813 3322 Fax: 86 21 5 813 2299
www.sunnensh.com e-mail: sales@sunnensh.com
SUNNEN ITALIA S.R.L.
Viale Stelvio 12/15
20021 Ospiate di Bollate (MI) Italy
Phone: 39 02 383 417 1 Fax: 39 02 383 417 50
www.sunnenitalia.com e-mail: sunnen@sunnenitalia.com
PRINTED IN U.S.A. 0506 ©COPYRIGHT SUNNEN ® PRODUCTS COMPANY 2005, ALL RIGHTS RESERVED