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Servicing, Chart continued from previous page – Goodman Mfg R-410A User Manual

Page 29

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SERVICING

29

- C

onn

ec

to

rs

ar

e o

rient

ed "

do

w

n"

(

or

as

r

ec

om

m

e

nde

d b

y e

qui

p

m

e

nt

m

anu

fa

ct

u

rer

).-

A

rr

an

ge h

arn

es

se

s w

ith

"

dr

ip

loop

" u

nde

r m

ot

o

r.

-

Is co

n

den

sa

te

dra

in p

lu

gg

e

d?

-

Ch

ec

k

for

low

a

ir

flow

(t

oo m

uc

h

la

ten

t c

a

pac

ity

).

-

C

hec

k

fo

r

und

erc

h

arg

ed

c

ond

iti

on

.

-

C

hec

k

and

pl

ug

leak

s

in

re

tu

rn

du

ct

s,

ca

bi

ne

t.

*M

o

ist

u

re C

h

ec

k

Imp

o

rt

an

t

N

o

te:

U

si

n

g

th

e w

ro

ng

mo

tor

/co

nt

ro

l mo

du

le v

oid

s a

ll pr

od

uc

t wa

rr

an

ties

a

nd

ma

y pr

od

uc

e unex

p

ec

te

d re

su

lts.

Not

e:

You

m

us

t us

e

the

co

rr

ec

t r

epl

a

cem

ent

c

ont

ro

l/m

ot

or

m

odul

e

s

inc

e

th

e

y a

re

fa

ct

or

y pr

og

ra

m

m

ed

fo

r s

pec

ific

o

p

er

at

in

g

mo

de

s.

Ev

en

th

ou

g

h t

he

y l

ook

al

ik

e,

di

ffe

ren

t m

o

dul

e

s m

a

y hav

e

c

om

pl

et

el

y d

iffe

re

n

t

fu

nc

tion

al

ity

. T

he

E

C

M

v

ar

iabl

e

s

pe

ed m

ot

o

rs

a

re c

Sy

m

p

to

m

F

au

lt

D

escrip

ti

o

n

(s

)

P

o

ssib

le C

au

ses

C

o

rre

ct

ive

A

ct

io

n

Cau

ti

o

n

s an

d

No

te

s

-

St

ay

s at

lo

w

CF

M des

pi

te

sy

st

em

ca

ll f

or

co

ol

o

r h

ea

t

C

F

M

.

-

24

Vac

w

ire

s m

is

w

ire

d or

loos

e.

-

"

R

"

m

is

si

ng/not c

on

nec

te

d at

m

ot

or

.

-

F

an

in

del

ay

m

ode.

-

Chec

k l

ow

v

ol

ta

ge

(T

her

m

os

ta

t)

w

ire

s a

nd c

on

nec

tions

.

-

Ver

ify

fan i

s

no

t i

n del

ay

m

ode -

w

ai

t u

nti

l d

el

ay

c

omp

le

te

.

-

Per

for

m

m

ot

or

/c

ontr

ol

r

epl

ac

em

ent

c

hec

k,

ECM m

otor

s onl

y.

- Tu

rn

p

ow

er

O

FF p

rio

r t

o

re

pa

ir.

W

ai

t 5

mi

nu

te

s a

fte

r

di

sc

onnec

ting pow

er

befor

e

op

eni

ng m

otor

.

-

Handl

e el

ec

tr

on

ic

m

otor

/c

ont

ro

l

w

ith

c

ar

e.

-

St

ay

s at

hi

gh

CF

M

.

-

"

R

"

m

is

si

ng/not c

on

nec

te

d at

m

ot

or

.

-

F

an

in

del

ay

m

ode.

-

I

s fan

in

del

ay

m

ode? -

w

ai

t unti

l del

ay

ti

m

e

co

m

pl

et

e.

-

Per

for

m

m

ot

or

/c

ontr

ol

r

epl

ac

em

ent c

hec

k,

ECM

m

ot

or

s onl

y.

- Tu

rn

p

ow

er

O

FF p

rio

r t

o

re

pa

ir.

W

ai

t 5

mi

nu

te

s a

fte

r

di

sc

onnec

ting pow

er

befor

e

op

eni

ng m

otor

.

-

Handl

e el

ec

tr

on

ic

m

otor

/c

ont

ro

l

w

ith

c

ar

e.

-

Bl

ow

er

w

on'

t

shut of

f.

-

Cur

rent l

eak

age fr

om

c

ontr

ol

s

in

to G

,

Y,

or

W

.

-

Chec

k f

or

T

ria

c s

w

itc

hed t

's

tat

or

s

ol

id s

tate r

el

ay

.

- Tu

rn

p

ow

er

O

FF p

rio

r t

o

re

pa

ir.

-

A

ir n

oi

se

.

-

Hi

gh

s

tati

c c

reati

ng

hi

gh

bl

ow

er

s

peed.

-

Inc

or

re

ct

s

uppl

y or

r

et

ur

n duc

tw

or

k.

-

In

co

rre

ct

o

r d

irt

y f

ilt

er

(s

).

-

Inc

or

re

ct

bl

ow

er

s

peed s

ett

ing.

-

Chec

k/

re

pl

ac

e f

ilt

er

.

-

C

he

ck/

co

rr

ec

t d

uc

t r

est

rict

io

ns

.

-

Adj

us

t

to c

or

re

ct

bl

ow

er

s

peed s

ett

in

g.

- Tu

rn

p

ow

er

O

FF p

rio

r t

o

re

pa

ir.

-

Noi

sy

bl

ow

er

or

c

abi

net.

-

Loo

se

bl

ow

er

ho

us

ing, p

anel

s,

e

tc

.

-

Hi

gh

s

tati

c c

reati

ng

hi

gh

bl

ow

er

s

peed.

-

Ai

r l

eak

s i

n duc

tw

or

k,

c

abi

nets

,

or

p

anel

s.

-

Chec

k f

or

loos

e bl

ow

er

hou

si

ng,

panel

s,

et

c.

- Ch

ec

k f

or a

ir w

hi

st

lin

g t

hru

s

ea

m

s i

n

duc

ts

, c

abi

nets

or

pane

ls

.

-

Chec

k f

or

c

abi

ne

t/

duc

t

defor

m

ati

on.

- Tu

rn

p

ow

er

O

FF p

rio

r t

o

re

pa

ir.

-

"

H

unts

"

or

"

puff

s"

at

hi

gh CF

M

(

sp

eed)

.

-

Hi

gh

s

tati

c c

reati

ng

hi

gh

bl

ow

er

s

peed.

-

In

co

rre

ct

o

r d

irt

y f

ilt

er

(s

).

-

Inc

or

re

ct

s

uppl

y or

r

et

ur

n duc

tw

or

k.

-

Inc

or

re

ct

bl

ow

er

s

peed s

ett

ing.

-

Does

r

em

ov

ing panel

or

f

ilt

er

r

educ

e "

puf

fin

g"

?

-

Chec

k/

re

pl

ac

e f

ilt

er

.

-

C

he

ck/

co

rr

ec

t d

uc

t r

est

rict

io

ns

.

-

Adj

us

t

to c

or

re

ct

bl

ow

er

s

peed s

ett

in

g.

- Tu

rn

p

ow

er

O

FF p

rio

r t

o

re

pa

ir.

-

E

vi

denc

e of

M

oi

stur

e.

- M

ot

or f

ai

lu

re

o

r

m

al

fun

ct

io

n ha

s

o

cc

ur

red

and

m

oi

stur

e

is

pr

es

en

t.

- M

oi

st

ure

in

m

ot

or/

co

nt

ro

l m

od

ul

e.

-

Repl

ac

e m

otor

a

nd

per

fo

rm

M

oi

stu

re

C

he

ck

.*

- Tu

rn

p

ow

er

O

FF p

rio

r t

o

re

pa

ir.

W

ai

t 5

mi

nu

te

s a

fte

r

di

sc

onnec

ting pow

er

befor

e

op

eni

ng m

otor

.

-

Handl

e el

ec

tr

on

ic

m

otor

/c

ont

ro

l

w

ith

c

ar

e.

-

E

xce

ssiv

e

no

is

e.

T

roubl

e

sho

ot

ing

Chart

f

o

r

ECM Variabl

e

S

p

e

ed

A

ir C

ircul

a

tor

Blo

w

er

Mot

o

rs

-

Motor

s

tar

ts

,

bu

t r

uns

er

ra

tic

al

ly

.

CHART CONTINUED FROM PREVIOUS PAGE