EMI T2HB, T4HB, T3HB, S2HB manual P-TrapInstallation

P-Trap Installation

•A P-trap is recommended when the suc- tion riser is equal to or greater than 20 feet in height.

•When the condenser is installed above the evaporator, the P-trap will help the return of oil back to the compressor.

•The placement of the P-trap should be at the halfway mark of the suction riser. For example if the suction riser is 30 feet tall then a P-trap is recommended at the 15 foot mark of the suction riser (see Figure #1).

•A P-trap may be fabricated using;

(2)street elbows and (2) regular elbows. A prefabricated trap may be purchased from a Wholesaler or Distributor how- ever the trap should be shallow as the:

(4)elbow configuration. Each elbow is approximately 2 equivalent feet. One P- trap is equal to approximately 8 equiva- lent feet.

Figure #1

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