Hearth and Home Technologies Direct Vent Gas Appliance CD4842MR - Manual (Page 37)

Heatilator • Caliber Mesh CD Series-SIT Valve • 4040-849 Rev J • 06/08 37
• Remove four screws holding outer collar to appliance
top. See Figure 9.5. Remove outer collar.
Figure 9.5 Outer Collar, Remove Four Screws
• Remove four screws holding inner collar to appliance
top. See Figure 9.6. Remove inner collar.
Figure 9.6 Remove Four Inner Collar Screws
• Remove four screws holding outer shell cover. See
Figure 9.7. Remove outer shell cover and set aside.
Figure 9.7 Outer Shell Cover
Figure 9.8 Outer Cover, Rear - Remove Plate
Figure 9.9 Remove Inner Cover Plate
• Remove four screws holding outer cover plate to
appliance back. See Figure 9.8. Remove outer cover.
• Remove four screws holding inner cover plate to
appliance back. See Figure 9.9. Remove inner cover.
Figure 9.10 Place inner collar on Rear of Appliance
• Place inner collar on appliance back and replace four
screws to hold this collar in place. See Figure 9.10. Make
sure insulation is attached to the collar base!