PS Magazine - AUGUST 1977
PS, The Preventative Maintenance Monthly
ISSUE 297
AUGUST 1977
-±²³
´µ¶·¸¹
OK
.º»
NoW, HERe'S h±w Y²U us³
T´
FILlER/ BLe±D²r
µ¶t·M
.¸_
¹n yº»r Cc¼ ½¾¿
the system.
If tHere's no air ±n the system, you²lL get a steady stream of dark flu±d³ Don´t
wAste the o±lµ It only takes
3-4
secoNds to f±nd out ¶f the system·s Got a belCh
cond±t±on¸
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