Monitor GF 500 Service Manual download pdf (Page 10)

MONITOR HEATING SYSTEM

Section

2:

Installation

2-1

NOTICE

BEFORE

INSTALLATION

Refer

to the

service manual

of the

Monitor GF500

2-2

HEATER INSTALLATION

Refer

to the

service manual

of the

Monitor GF500

NOTE.-Use

the

cardboard template provided with

the

Heater

for

flue

pipe

location.

Just

in

case

the

template

was

misplaced,

the

approximate

flue pipe hole location measurements

are

follows:

The

center

of the

Joint Pipe

opening,

which connects

to

the

Flue Pipe.

Back

of

Healer

Fuel

Inlet

2-3

FLUE PIPE CLEARANCES

Refer

to the

service manual

of the

Monitor GF500

2-4

INSTALLING

AN

EXTENSION

KIT

Refer

to the

service manual

of the

Monitor GF500

2-5 GAS

CONNECTION

Refer

to the

service manual

of the

Monitor GF500

2-6 GAS

CONVERSION PROCEDURE

1.

Replace

the

natural orifice with

the LP

orifice

which

is

included

in the

conversion

kit.

Check orifice

fitting

for gas

leak

•Slide

the gas

type selector

on PCB to the LP

position.

•Check

that

the

manifold pressure matches

the

following

values.

If not

adjust them

-to the

following

values using volume

resister(VR1:Hi

VR2:Lo)on

the

PCB.

Hi:3.19"-S

2

5

W.C.

Lo:1.42"-g-

16

W.C.

After

check, reinstall fitting

and

check

for

leaks.

2-7

HIGH ALTITUDE INSTALLATION

All

Units must

be

installed according

to the

following

chart

to

determine which orifice will

be

used

for the

appropriate altitude.

NATURAL

GAS

UP

TO

2000 feet

No

changing orifice(2.38mm)

2000-6000

feet 2.28

mm

drill size orifice

LP

GAS

UP

TO

2000 feet

No

changing

orifice(1.87mm)

2000-6000

feet 1.78

mm

drill size orifice

</I\

WARNING:

Do

not use

above

6000

feet.

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