12 | Installation
GP, Explosion-Proof and FMS Lab Refrigerators and Freezers
•
Pour sealing compound down in between the two fiber
rope dams filling the remaining space. Pour slowly, being
careful not to trap air bubbles. Immediately wipe off any
spilled sealing compound.
Figure 5. Adding sealing compound
•
Screw conduit domed-cover back onto conduit opening.
Note:
Initial setup of sealing compound will occur in
approximately 30 minutes. However, the sealing compound
requires a minimum of 8 hours above 32ºF (0ºC) to develop
sufficient strength to withstand explosions.
Note:
Wires must be kept separated as shown in the figure
before addition of the sealing compound.
Electric Connection Check
Points
•
Have proper connections been made at the junction
box?
•
Is the junction box lid fastened tightly to the junction box?
•
Are all wire connections secure?
•
Are the service conductor sizes adequate to carry rated
load?
•
Is the unit properly grounded?
•
Is the unit connected to a properly fused branch circuit?