Nordyne R8HE Series Installation Instructions Manual page 46

2" PAD
GRADE LEVEL
2" PAD
GRADE LEVEL
NOTE: SLOPE 1" / 12" IF POSSIBLE FOR TRENCH AND 1/4" - 1/2" / 12" FOR 4" PIPE.
Figure 23. Condensate Disposal Using A Horizontal Drainage Trench
46
DRAIN HOSE TO END
OF 2" PVC CLEARANCE
2" - 3" ROCK BASE
BELOW 2" PVC PIPE
Figure 22. Condensate Disposal Using A Vertical Drainage Pit
JOINTS A & B CAN BE MECHANICALLY FASTENED
USING STANDARD 1/2" LONG SCREWS. THIS WILL
MAKE DISASSEMBLY EASIER FOR FUTURE CLEANING
OR INSPECTION OF THE VENT AND DRAIN SYSTEM.
JOINT B
DRAIN HOSE
& INSULATION
OUTER 2" PVC PIPE
(FIELD SUPPIED)
BACK
FILL
FROST
LINE
ROCK/DIRT
MIXTURE
3"
4" - 6" OR DEEPER
ROCK BASE
12" - 14"
OR GREATER
JOINTS A & B CAN BE MECHANICALLY FASTENED
USING STANDARD 1/2" LONG SCREWS. THIS WILL
MAKE DISASSEMBLY EASIER FOR FUTURE CLEANING
OR INSPECTION OF THE VENT AND DRAIN SYSTEM.
JOINT B
CLOSE OFF END OF 4" PIPE
WITH PLASTIC CAP, END OF
FILTRATION SLEEVE, OR
PERMEABLE BARRIER MATERIAL.
BACK FILL
ROCK
ROCK BASE (SEE NOTE)
30" - 36"
OR GREATER
GRADE LEVEL
GRADE LEVEL
2" - 4"
3"
4" PIPE
DRAIN
3"