MPI Technologies FCX manual 90$,171$1, $1,1*7+%2,/56+, $1,1*7+&21165

Page 20

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It is recommend that the boiler and flue/combustion air system be inspected and maintained annually by a qualified technician.

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To gain access to the inside of the unit, first remove the control panel cover escutcheon by grasping it on both sides and pulling directly outward towards you and up. Remove any front panel screw(s) and remo- ve the front panel by pulling the top out towards you and then lifting up to free the bottom from the moun- ting pins. Remove the top cover by simply pulling it up. Remove the electrical terminal block protection

plate by removing the screws in the rear and lifting. Remove the control panel cover screws and remove the control panel cover.

The water can be bled from the unit by opening the drain-cock on the base of the boiler shell using the tool supplied.

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Remove the screws (B) from the cast-iron boiler shell cover (C)

Remove the flue outlet baffle (D)

Remove the combustion baffles (E)

Clean the inner walls of the boiler shell

Reassemble all the parts the way they were re- moved, positioning the flue outlet (D) with its centering screw (P) towards the front of the boi- ler, then positioning the boiler shell cover (C) arrow marker opposite the centering screw (P)

Replace the screws (B) in the boiler shell cover.

 

B

 

C

B

 

 

B

C

D

 

B

P

 

 

E

14

 

 

14

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Remove the wing nut (F) from the condenser top cover (G) and remove the cover

Remove the condenser access plug (7)

Clean the condenser tubes (H) using a bottle brush or similar tool

Observe that the combustion products can flow freely in the condenser tubes

Replace the condenser access plug (7) and the top cover (G), making sure that the seal (I) is properly positioned when replacing the cover

Make sure that the seal (I) on the cover and the access plug is in good condition.

NOTE: If after cleaning the condenser, the tempe- rature of the flue gasses still exceeds 250 deg. F (120C), perform a boiler check.

F

 

G

 

I

G

 

F

H

4

4

 

 

7

 

6

￿￿￿￿￿￿

Image 20
Contents T30.30306.02 $%/2&217176 17528&7,21 3528&76&5,37,21$7,212&20321176 5235$7,21 Ratings for Model FCX are provided in the following table 3528&767$1$55$7,1*6$07523,3&211&7,216 $7,2127+81,7 167$//$7,21231,1*7+81,7 3RO\SURS\OHQH39& &RQFHQWULF +RULRQWDO Whqvlrq 211&7,216$15287,1P6WUDLJKW+RULRQWDOOXH.LW Dvwhqlqjfroodurswlrq 6OHHYH7LOHZLWK$GDSWDEOH&RXSOLQJ3RO\SURS\OHQH5RRI3ODWH3RO\SURS\OHQH39&&RQFHQWULFOERZ Option Angled Horizontal Flue Kit \SLFDOLQVWDOODWLRQHDPSOHVOption Straight Horizontal Flue Kit \SLFDOLQVWDOODWLRQHDPSOHVFRQW 167$//$7,21≤IWP 2116$75$,1&211&7,21 $75&,5&8,7&211&7,216 Rlohu3UHVVXUHJDXJH Wlrqflufxlw6833/&211&7,216 Various typical water circuits75,&$/&211&7,216 211&77+3256833/%25$77037,1*/&75,&$ 167$//$7,2127+81,7Unit and any related electrical components To pigtail leads that exit through a hole in the rightXqfwlrqer 0DLQ3RZHU3LJWDLO/HDGV 8QLW8SSHU%DFN3DQHO RQWUROFLUFXLW3LJWDLO/HDGV67$5783$1235$7,21 67$5783$1235$7,213567$57,1$/6670&+ $-867,1*7+2,/%8515 +&.,1*7+6$79,&6$1,1*7+&21165 90$,171$1$1,1*7+%2,/56+ 85150$,171$1 $,7,21$/&20321170$,171$1$16,217$1.35,1/$7,21356685&+ 20%867,213528&7/8+$1*,1*$7+50267$7257+7+502075 9235$7,1*$8/76 Septembre