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XR-P74()M, XR-P64()M, XR-P34()M
xR-P7 &,
XR-pOaO, XR-P34()
CHAPTER 1
1.1 SAFETY INFORMATION
This service manual is intended for quallfled service technicians; lt ls not meant tor the casual
do-it-yourselfer. Oualified technicians have the necessary test equiprnent and tools, and have been
trained to properly and safely repair complex products such as those covered by this manual.
lmproperly performed repairs can adversely aftoct ths.satety and retiability of the product and may void
the warranty, It you are not qualified to pertorm ths repair ot thls product properly and safely, you should
not risk trying to do so and reter the repair to a qualllled servlce techniclan.
WARNING
Lead in 3oldor us6d in thlr ptoducl ir liltod by th. Celifornia Hcalth and Wcltaro agoncy aa a known .sproductiva toxicant which
may cause birth defoct. or othor r.prcductive hetm (Calllo.nia Hoelth & Saf.ty Cod., Sectlon 25249.S).
Whsn s.rvicing o. handling circuit board. end oth.. compon.ht! which contein l..d in .old.r, .void unprotoctod !kin contact with
the 3oldor. Alao, when aold.rlng do not inhala eny amok. or lurnar produc.d.
NOTICE
(FOR CANADIAN MODEL ONLY)
Fuse symbols €S
(last operating fuse) and/or €*
(slow operating fuse) on PCB indicate that replacement parts
must be ol adentical designation.
REMARQUE
(POUR MODELE CANADIEN SEULEMENT)
Les symboles de lusible €F
(fusible de type rapide) evou -E8-
(tusible de type lent) sur CCI indiquent que les
pidces de remDlacement
doivent avoir la mCme d€sionation.
( F O R U S A M O D E L
O N L Y )
l . S A F E T Y P R E C A U T I O N S
T h e f o l l o w i n g c h e c k s h o u l d l ) e p e r f o r m e d f o r t h e
c o n t i n u e d p r o t e c t i o n o f t h e c u s t o m e r a n d s e r v i c e
t e c h n i c i a n .
L E A K A G E C U R R E N T C H E C K
M e a s u r e l e a k a g e c u r r e n t t o a k n o w n e a r t h g r o u n d
( w a t e r p i p e , c o n d u i t , e t c . ) b y c o n n e c t i n g a l e a k a g e
c u r r e n t t e s t e r s u c h a s S i m p s o n M o d e l 2 2 9 2 o r
e q u i v a l e n t b e t w e e n t h e e a r t h g r o u n d a n d a l l e x p o s e d
m e t a l p a r t s o f t h e a p p l i a n c e l i n p u t / o u t p u t t e r m i n a l s ,
s c r e w h e a d s , m e t a l o v e r l a y s , c o n t r o l s h a f t , e t c . ) . P l u g
t h e A C I i n e c o r d o l t h e a p p l i a n c e d i r e c t l y i n r o a 1 2 0 V
A C 6 O H z o u t l e t a n d t u r n t h e A C p o w e r s w i t c h o n . A n y
c u r r e n t m e a s u r e d m u s t n o t e x c e e d O . 5 m A .
A N Y M E A S U R E M E N T S N O T W I T H I N T H E L I M I T S
O U T L I N E D A B O V E A R E I N D I C A T I V E O F A P O ,
T E N T I A L S H O C K H A Z A R D A N D M U S T B E C O R -
R E C T E D B E F O R E R E T U R N I N G T H E A P P L I A N C E T O
T H E C U S T O M E R .
2 . P R O D U C T S A F E T Y N O T I C E
M a n y e l e c t r i c a l a n d m e c h a n i c a l p a r t s i n t h e a p p l i -
a n c e h a v e s o e c i a l s a f e t v r e l a t e d c h a r a c t e r i s t i c s . T h e s e
a r e o f t e n n o t e v i d e n t f r o m v i s u a l i n s p e c t i o n n o r t h e
p r o t e c t i o n a f f o r d e d b y t h e m n e c e s s a r i l y c a n b e o b -
t a i n e d b y u s i n g r e p l a c e m e n t c o m p o n e n t s r a t e d f o r v o l -
t a g e , w a t t a g e , e t c . R e p l a c e m e n t p a r t s w h i c h h a v e
t h e s e s p e c a a l s a f e t y c h a r a c t e r i s t i c s a r e i d e n t i f i e d i n
t h i s S e r v i c e M a n u a l .
E l e c t . i c a l c o m p o n e n t s h a v i n g s u c h f e a t u r e s a r e
i d e n t i l i e d b y m a r k i n g w i t h a A , o n t h e s c h e m a t i c s a n d
o n t h e p a r t s l i s t i n t h i s S e r v i c e M a n u a l .
T h e u s e o f a s u b s t i t u t e r e p l a c e m e n t c o m p o n e n t w h i c h
d o s e n o t h a v e t h e s a m e s a f e t y c h a r a c t e r i s t i c s a s t h e
P I O N E E R r e c o m m e n d e d r e D l a c e m e n t o n e . s h o w n i n
t h e p a r t s l i s t i n t h i s S e r v i c e M a n u a l , m a y c r e a t e s h o c k ,
f i r e , o r o t h e r h a z a r d s .
P r o d u c t S a f e t y i s c o n l i n u o u s l y u n d e r r e v i e w a n d
n e w i n s t r u c t i o n s a r e i s s u e d t r o m t i m e t o t i m e . F o r
t h e l a t e s t i n t o r m a t i o n , a l w a v s c o n s u l t t h e c u r r e n t
P I O N E E R S e r v i c e M a n u a l . A s u b s c r i p t i o n t o , o r a d -
d i t i o n a l c o p i e s o l , P I O N E E R S e r v i c e M a n u a l m a y b e
o b t a i n e d a t a n o m i n a l c h a r g e f r o m P I O N E E R .
0 s m A
T e s t a l l
p l u g r e v e r s e d
( U s i n g A C a d a p r e r
p l u g a s r e q u f e d ]
A C L e a k a g e T e s l
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