Roberts Gorden VANTAGE NP CTHN-200 Service Manual download pdf (Page 31)

SECTION 8: UNITARY LINEAR & U-TUBE HEATER INSTALLATION

Step 8.12 Restrictor Plate Installation

Step 8.13 Fan Installation

Attach restrictor plate (see chart below right) to

fan inlet and replace inlet collar.

Description Part Number

Restrictor Plate 07730XXX

Model Fan Assy. P/N Restrictor Plate P/N

CTHN-40 05220000 07730400 1.25'' dia

CTHN-60 05220000 07730100 1.50'' dia

CTHN-80 05220000 NONE

CTHN-100 05220000 07730500 2.25'' dia

CTHN-125 05220000 07730500 2.25'' dia

CTHN-150 05220000 07730700 2.75'' dia

CTHN-175 05221000 07730600 2.50'' dia

CTHN-200 05221000 NONE

Vent Adapter

Fan Assembly

Tighten securely

until tube cannot

be removed.

Last Tube

Fold tab around outside

of tube nearest to the

vent to hold turbulator

in place.

Description Part Number

Fan Assembly 40 -150 05220000

Fan Assembly 175-200 05221000

Remove warning tag from fan inlet

and install restrictor plate if required.

See Step 8.12.

Turbulator not required

for all models. (See Page 21,

Step 8.8 for details.)

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Roberts Gorden VANTAGE NP CTHN-200 Service Manual Page 31