EDLUND 203 - Page 4

M090 REV.A
A qualified technician should do all internal repairs.
Problem Cause Correction
I. Can opener will not start. 1. Cordset not plugged into outlet. 1. Plug cordset into grounded outlet with same voltage as listed on
rating label located on back of opener.
2. Circuit breaker tripped (CSA & 230 volt
models.)
2. Reset breaker, if breaker continues to trip, replace breaker.
3. Inoperative actuating switch (S229).
3. Replace switch.
4. Motor brushes (B117) worn. 4. Check for continuity and replace brushes and brush springs (S158)
as required.
5. Motor may have failed. 5. Check motor and replace as necessary with appropriate voltage
motor.
6. Broken wires or loose terminals.
6. Check wiring for continuity and repair or replace as required.
7. Broken two speed switch (Model 203 only)
(S312)
7. Replace switch.
8. Cordset has broken wire.
8. Check for continuity and replace as required.
9. Blown fuse on cordset (Great Britain - 230 volt
model).
9. Check fuse and replace as necessary.
II. Can opener rejects cans. 1. Clearance between back of knife and front of
gear too large (see sketch.)
1. With handle in locked-down position check clearance between back
of knife and front of gear using flat feeler gauge. Clearance should be
.001-.005. Shim gear with W034 washer to obtain clearance.
2. Motor actuates too soon. 2. Screw down on S086 adjusting screw until motor comes on when
bottom of knife is at top of gear teeth to half way down teeth of gear
G006.
3. Knifeholder is sticking.
3. If knifeholder does not move all the way down, switch will come on
too soon. Remove and clean knifeholder and mounting surface.
Lubricate with non-sticking vegetable oil.
4. Knife not rotating. 4. Remove knife and knife stud, clean and lubricate using non-
stocking vegetable oil. Replace knife and knife stud. Knife must
rotate freely.
III. Drive gear won't turn can.
1. Worn drive gear (G006).
1. Replace gear.
2. Clearance between top of drive gear and radius
at back of knife larger than .120. (See sketch, Item
II-1).
2. Check clearance. If clearance is larger than .120 replace knifeholder
(H021) and check clearance. If clearance still too large, check linkage
assembly, Assembly (A580) may be worn.
3. Bent knife stud (S196).
3. Replace stud.
4. Worn knife stud hole in knifeholder (H021).
4. Replace knifeholder.
5. Gear in gear train broken loose from pinion. 5. If motor runs but output shaft doesn't rotate, check for loose gears
on pinion shafts in gear train. Replace as necessary.
6. Threaded hole in spring block (B057) distorted. 6. If linkage assembly not worn, check for distorted hole in spring
block.
7. Worn can stop on knifeholder (H021).
7. Replace knifeholder.
IV. Slivers found on can lid or
in food product.
1. Factory knife edge altered or nicked. 1. Replace K006 knife.
2. Knife doesn't rotate. 2. Remove knife from knifeholder, clean knife, knife stud and knife
mounting surface. Lubricate with non-sticking vegetable oil. If knife
still doesn't turn, replace knifeholder.
3. Sharp edge on knifeholder can stop. 3. Check knifeholder for sharp edge or grooves on can stop. Replace
as required.
4. Drive gear is slipping or milling (removing
metal from can bead).
4. See Problem III-2.
V. Knife won't sever lid
completely.
1. Dull knife (K006). 1. Replace knife.