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SUSE
g
~ WARNING
1. This pradaet should be Benibed ee
by trained qualified personnel.
'2. Though this product has been manufactured in compliance with:
i ob
Performance
Standard 21 CFR Subchapter J" (D.H.H.S.): U.S.A. models
i. "Radiation
Emitting Devices Act" (NHW): Canadian models
" i t
is-very important all repairs should be made in accordance with procedures described in this manual to avoid being
exposed to. excessive microwave radiation.
"3. Check for radiation leakage before and after every servicing according to the "procedure for measuring radiation leakage".
4, lf the unit cannot be répaired on site, advise the customer not to use until unit be repaired.
5. Any serviceman who learns of any accident pertaining to microwave radiation leakage including the oven operating with
open door should immediately notify the appropriate address listed below and Center for Devices and Radiological Health,
DHHS.
IN U.S.A.
Matsushita Services Company
IN PUERTO
RICO
PSG
(MSC)
Division of Matsushita Electric
(PSC)
San Gabriel Industrial Park
Corporation of America
65th Infantry Ave. Km.9.5
50 Meadowland
Parkway,
Carolina, Puerto Rico 00630
Secaucus,
New Jersey 07094
(809) 750-4300
Attention: Engineering Support Division.
IN
CANADA
Matsushita Electric of Canada Limited
(201) S48-(0S0
sage
ae
aise
(MELCA).
2
5770. Ambler Drive, Mississauga,
fe
hac
a r r
ieee
ae
oes ve"
Ontario; LaweTs
8)
624-5010)"
6. There are special cofnpanstits used in 'the microwave oven "whieh: are important for safety. These parts are marked with a
ZX on the replacement parts list. It is essential that these critical: parts should: be replaced with manufacturers specified
parts to prevent microwave. leakeae,, 'shock fire, (
hazard Do not modify the Original design.
PRECAUTIONS TO BE OBSERVED BEFORE AND
DURING SERVICING TO AVOID POSSIBLE EXPOSURE
TO EXCESSIVE MICROWAVE ENERGY
(A) Do not operate or allow the oven © be 'operated ith 1
compartments, check the phagnatran: waveguide ot
or
the door open.
ees
- transmission. line, and. cavity for proper alignment,
(B) Make the following safety checks on all ovens to be. integrity and connections.
serviced before activating the magnetron or: other (D) Any defective or misadjusted components in the
microwave source, and make repairs as necessary:
interlock, monitor, door seal, and microwave gen-
(1) Interlock operation
eration and transmission systems shall be repaired,
(2) Proper door closing
replaced, or adjusted by procedures described in
(3) Seal
and
sealing surfaces
(arcing, wear,
and
this manual
before the oven is released' to. the:
other damage)
owner.
(4) Damage to or loosening of hinges and latches.
(E) A microwave leakage check to verify compliance
(5) Evidence of dropping or abuse
with the Federal Performance. Standard should be
(C) Before turning on microwave power for any service
performed
on each oven
prior to release to the
test or inspection within the microwave generating
owner.
CONTENTS
age)
FEATURE CHART
3
CAUTIONS TO BE OBSERVED WHEN TROUBLESHOOTING: ai
CONTROL PANEL *=""° oe ssh Welsh be conedoeoseveserte 'ee velieeca'e gandes eseatGsevendcadde 4
DISASSEMBLY AND PARTS REPLACEMENT PROGEDURE
--------+---+- 15
OPERATION AND DIGITAL PROGRAMMER
COMPONENT TEST PROCEDURE®***++s--sesrersressteerteeeeeverens vesereeees 20
CIRCUIT
TEST
PROCEDURE SabduvisGededicds Swsivaderecteecesscensseaseasveesevens
cee
MEASUREMENTS
AND ADJUSTMENTS
<icretecetetere
sete ceteresserneeenereeseres 90
SCHEMATIC DIAGRAM
:
;
sechgeetces
PROCEDURE FOR MEASURING MICROWAVE ENERGY LEAKAGE -: 23
°
DESCRIPTION OF OPERATING SEQUENCE
oivvvtseeresesttteeeeeeserteeeets +10
TROUBLESHOOTING
GUIDE «ee
f a n cina nd ce dbeucede dues cbevederecosvecedsectees 24
EXPLODED VIEW AND PARTS LIST
ode vedeeds Meee iasidesbaeccweatenscds 28
SCHEMATIC
DIAGRAM
& PARTS
LIST OF DIGITAL
'
PROGRAMMER
CIRCUIT
--
aa aceee
thao een eens nneeeenes
33
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