SCOTTY SS DB-202A - 4.2.2 MINIMUM DUCT SIZES; 4.2.3 L-TYPE DUCT CONNECTION AND FRAME; 4.3 INSTALLATION SUMMARY; 4.4 CONTROL SYSTEM

SCOTTY SS – INSTRUCTION MANUAL
Scotty SS Nov-05
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4.2.2 MINIMUM DUCT SIZES
Main Supply: 8” x 16” minimum Main Return: 8” x 20” minimum
4.2.3 L-TYPE DUCT CONNECTION AND FRAME (Fig S202-6)
Cut the side opening in Scotty SS DB-202A wood furnace size 12” x 20” (305 x 508
mm) according to template provided.
4.3 INSTALLATION SUMMARY (Fig S202-6, Fig S202-7, Fig S202-8)
1. Install Scotty SS and Electric furnace as shown in Fig. S202-6 and S202-
7.
2. Wire as shown in Fig. S202-8
3. Check pressure drop across Scotty SS as 0.2”wc (50Pa) as described in
Section 2.7.1
4.4 CONTROL SYSTEM (Fig S202-8, Fig S202-9)
Electrical Schematic for ADD ON to Nortron FRK type electric furnace control system –
See S202-8.
Electrical Schematic for ADD ON to other type electric furnace control system – See
S202-9.
CAUTION: DISCONNECT ELECTRICAL POWER FROM BOTH ELECTRIC
FURNACE AND ADD-ON FURNACE BEFORE SERVICING.