PS Magazine - TB 43-PS-415
PS, The Preventative Maintenance Monthly
ISSUE 415
JUNE 1987
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TrapPd wateR will feeze in cold weatheR and cRack ±e ²VC piP on the pROuct
wateR mainFold oF youR wateR puRi³cation unit´
New units come wiµ a dRain valve on ±e ²VC elb¶w to dRain the standIg wateR´
·oR oldeR units, have youR mechs get
youR C¸'s ¸K to add a dRain valve on
the elbow¹
Mechs, oRdeR dRain
c,
NSN
4820¸
¹º152»9¼0½
and antiseizing taP, NSN
8030¸¹¸889¸3534.
MaRk a spot with a centeR punch 1-in
in fom the end oF the collaR and
5/8¸i
down fom tHe cEnteR oF the elbowº Then
dRill a
3/8¸i
hole´
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JUNE À7
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Drill hole 5´8" off
center of pipe
j
5´
B
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»ncline the dR¼l s¶ the ½nish¾d hole will dRaI¹
Tape the dRain valve¿s thÀead¾d end¹ StaRt one thÀead f¶m the end oF the ³ttÁng
a
wRap in the diRecion oF the thRead¹
ScRew the vaLve Án the hole until
Al
the thReads aRe engag¾d I the pipe¹
AÂeR opeRatÁng ±e uÃt, oPÄ the valve to dRaI the standing wateR¹
»F the ²VC elbow is cRack¾d, oRdeR a new one with NSN
4Ã30¸0ĸÄ42Å5Æ68.
JUNE ÀÇ
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