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PROBLEM: I
MAIN SEWER AND BRANCH LINE STOPPAGES

INDICATION:
Reaction or back up out of basement fixtures during heavy rains or a.m. and p.m. peak usage of facilities.
CAUSE:
Grease and rag or paper accumulation in Iow sections orplumber.gif (1420 bytes) back pitched condition in house drain and branch lines.
CORRECTION:
Determine area of problem and full bore clean lines and restore normal drainage.

PROBLEM: II
SUDS BACK UP

INDICATION:
Reaction in first, second and third floor apartment fixtures. Reaction not always evident on first floor apartment.
CAUSE:
Build up of grease or foreign material in areas of lower offsets.
CORRECTION:
Full bore clean from stack in basement if available or clean from fixtures into branch line to common line.
NOTE:
In old buildings, due to oxidation of lines, only light equipment can be used to perform this service.

PROBLEM: III
LOWER VENTS STOPPAGE

INDICATION:
Bubbling in lower apartment bathroom fixtures and moisture accumulation on toilet seats.
CORRECTION:
Locating base of vent and removing obstruction and restoring circulation to vent.
NOTE:
The wall will have to be opened in apartment above complaint to locate and expose vent and to provide cleanout to perform necessary service.

PROBLEM: IV
UPPER VENT STOPPAGES

INDICATION:
Gurgling in upper apartment fixtures. And siphoning of traps allowing gaseous odors to emit into area in location of fixtures.
CAUSE:
Rust accumulation or objects lodged in vents in or adjacent to roof area. This stops proper circulation and causes siphoning of fixtures, traps.
CORRECTION:
Removal of obstruction from main waste vent and vent.
NOTE:
To service these problems and avoid the possibility of stoppage moving down to lower vent area, we have over the years developed a special procedure to perform this service. This is time consuming but on most service calls this avoids the servicing of lower vent if the problem is only in upper vent.