Maytag WU100 Manual page 172

Troubleshooting Chart WU1000
The dishwasher may ba advanced.to tho desired.portion ol a cycle by depressing the dlagnostic mode pad. Adyancom€nt wlll starl
aller 2 seconds and continu. until the pad is reloased,
N_OTE: Tte giagnostic.modg.padls unmarked, it is locatod at the inlersoction of an imaglnary llne between lhe "Draln.Oft" and
"Power Dry" pads and the "Low Energy"
and "On" Pads.
N O T E : . A l l m i c r o p r o c e s s o r c h e c k s m u s t b e m a d e u s i n g t h e M a y t a g c i r c u i t b o a r d t e s t e r , p a r t n u m b e r 3 8 2 0 6 . T h e t o u c h p a d i s c h e c k e d
t h r o u g h a p r o c e s s o f e l i m i n a t i o n . A l l o t h e r c o m p o n e n l s l i s t e d a r e b h e c k e d a n d i f f o u n d o p e r a t i n g p r o p e r l y , t h e t o u c h i r a d i s s u s p e c t .
B e f o r e m a k i n g ^ b a s i c f u n c t i o n c h e c k s l o r " F i l l , W a s h , D r a i n , E t c . " m a k e s u r e t h e d i s h w a s h e r r s r e a d y t o b e g i n t h e c y c l e . T o d o t h i s
d e p r e s s t h e " O N " p a d . T h e d i s p l a y s h o u l d r e a d a f l a s h i n g " O " . l f n o t , c h e c k . . .
1 ) V a r i s t o r ( V i s u a l j n s p e c t i o n f o r d a m a g e )
2 ) T r a n s t o r m e r ( P r i m a r y B l k t o W h ) ( S e c b n d a r y R d - B t k t o R d - B l k , B l u . B t k t o B l u - B l k )
3 ) M i c r o o r o c e s s o r
5 ) T o u c h P a d
N O T E : D e l a y a n d R e s u m e f u n c t i o n c h e c k s a r e t h e s a m e a s a b o v e .
l f t h e d i s p l a y f l a s h e s " O " d e p r e s s t h e c y c l e s e l e c t i o n p a d . T h e d i g i t a l r e a d o u t s h o u l d s h o w t h e c o r r e c t n u m b e r o f m i n u t e s f o r t h €
c y c l e s e l e c t e d . ( s e e c y c l e c h a r t ) . l f n o t , c h e c k . . .
1 ) M i c r o o r o c e s s o r
2 ) T o u c h P a d
Y o u a r e n o w r e a d y t o b e g i n t h e b a s i c f u n c t i o n c h e c k s .
Dolorgenl
c u p
Swltch
8 r n
walar
w h
2 1 V
T r t n t l o m a r
Loto.
Strn
R.hy
(WIh)
4-50
Conlinued....