Recommended duct length for exterior mounted blower
Use 9’ duct wflh a ma,mum lenglh 01 55 feel lor dun system For best pedormance use no more lhan IIYB 900 elbaws
To calculate the lengt of system you need, add Ihe eqwa:enl lee1 for exh duel p,ece used ,n Ihe system See Ihe Mxwng
9” duct system
Now start...
I Interior located blower - | I |
.assemble lhs downdralt vent system Remove downdran blower box and molci
section lrom cartons. Remove any shIppIng maler8als, lape and prolecl~ve Mm from downdratt blower box and molar Remove parts package from lnstds blower box opening Remove capac~lor from motor.
Bud when vxlalled I” Ihe cablnel Place Ihe motor 0’1 Ihe blower box so that Ihe duel opsn,ng IS ,n ,t,s psflion you need lo complele the ductwork
h!axlmum lenglh = 55 Ieel
i | tlanS,,,on | = | OH |
2 | 900 elbow | = | 1otl |
i | wall cap | - | OH |
10 IeeL slralghl | |||
Length 01 9’ syslem = 20 fi
Recommended standard fittinqs
Remove Ihe 4 screws (2 each side) Iha! secure Ihe vent cover assembly Place strews and cover assembly in a 5~118pI&e
Use all four nuls lo allach Ihe motor 10
Ihe blower bx. Use a IOmm or 318’ ralchat
PANFI r:
