PS Magazine - AUGUST 1984
PS, The Preventative Maintenance Monthly
ISSUE 381
AUGUST 1984
Your Dra
g
on launch efFects trainer
(LET), moni±orinG set and tar
g
et source
Giv² peak per³rmance when ±hey'r²
hooked up and charGed up.
To shoot ±he maximum power ±o
them´ do ±his:
•
Remov² and separately s±ore the
LET bat±eri²s aFter use. Ba±±²ries cor-
rode. Corrosion steals pow²r .
.. and
can ²ven ruiN th² LET.
22
•
Char
g
e the batteries in the
monitorinG se± when the meter ne²dle
reach²s in±o th² low²r third oF the
yellow. IF you've
g
ot a hiGher readinG,
us² th² s²t till ±he needl² comes down.
Then´
g
ive your ba±teries a µll charGe
(16
hours). Th²y'll las± lon
g
er.
•
Char
g
in
g
±he
bat±eries oF ±he
moni±oriin
g
set whil² you're usin
g
th²
set drains the ba±teries. An operatin
g
se± uses more ba±±ery power than ±he
char
g
er pu±s in the ba±±e¶·. The s²± us²s
about% amp¸hour power more than the
char
g
er pu±s in. ¹F the meter's in the
lower third oF ±h² yellow, shu± down
and charGe the ba±±eries.
•
¹F you 're operatin
g
and char
g
in
g
at the same time, eyeball ±he me±er ±o
AUG 8
Brº²cH hea»space in the LET h¼s a
close toleranc² .
.. as lit±l² as
.00 I
½in.
¾¿ That causes
2
probl²ms.
make sure it »oesn'±
g
o too deep in th²
y²Àlow.
•
WheÁ you s²± up your M89EÂ in-
FÃar²» ±ar
g
et sourc² on an MS p²des±aÀ
iÁ your v²hicle´ Äke the vehicÀe batt²ry
±erminal nu±s ofÅ and sÀip th² power
supply cable terminals ov²r th² boÀ±s.
Put the nu±s back on.
Odds & Ends
Check the
2
Fil±ers in ±h² Är
g
et source
oF±en
in
sandy´
dusty
condi±ionsÆ
Replace as needed.
AUG 8
Check
upper,
lower
filters
23
1.
MisFir²s. IF your troublesHootinG
do²sn'± locat² ±h² caus²´ turn the LEÇ
in to Dir²ct Èupport FOr a h²adsp<c²
ch²ck (headspÉc² is s²± by the maÁuÊc-
turer, so don'± m²ss with itË.
2±
Breech misFits. TaG your br²²ch
iF you cleaÁ it with otH²r LET'Ì. TH²
toleraÁce is so cÀos² that iF you miX
them youÍÀl G²t misFires or th² breecH
may Áo± work at aÀl.
number
Wh²n you F²el resisμncÏ
as
you ±uÐ
out th² LET ÑhumbscrÒwÌÓ stopÔ
You can back the screws all ±he way
out with a li±tle Forc²Õ and tHat me¼nÌ
a tou
g
h job G²±±iÁG them back in. Öou
ma× have ±o ±uÐ ±he LET in to DÈ to
g
et
Ø
'²m back in.
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