Roberts Gorden CoRayVac CRT-10, Installation, Operation & Service Manual

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SECTION 3: C
LEARANCES TO
C
OMBUSTIBLES
7 of 54
NOTE: 1. All dimensions are from the s u rfaces of all t u bes, co u plings, tees, elbo w s and crosses.
2. Clearances B, C and D can be red u ced by 50% after 7.5 m (25') of t u bing do w nstream
from w here the b u rner and b u rner t u be connect.
3. All meas u rements are in Millimeters.
CLEARANCES TO COMBUSTIBLES
Figure 6:
2-FOOT DECO GRILLE
Model A B C D
CRT-10 150 305 1220 305
CRT-15 150 305 1220 305
CRT-20 150 305 1220 305
CRT-25 150 460 1430 460
CRT-30 150 460 1430 460
A
B
C
D
Figure 7:
PROTECTIVE GRILLE
Model A B C D
CRT-10 150 510 1220 510
CRT-15 150 510 1220 510
CRT-20 150 510 1220 510
CRT-25 150 920 1530 920
CRT-30 150 920 1530 920
A
B
C
D