Tweco N7500 - Manual (Page 47)

Manual 89250890 7-1 MAINTENANCE
MAINTENANCE N7500
7.01 Introduction
If this equipment does not operate properly, stop work immediately and investigate the cause of the malfunction.
Maintenance work must be performed by an experienced, qualified person only. Any electrical work must be performed
by an electrician or other person properly trained in servicing electrical equipment. Do not permit untrained persons
to inspect, clean or repair this equipment. Use only recommended replacement parts when servicing this machine.
WARNING
Danger: HIGH VOLTAGE may be present internally even with the Control Box power switch in the OFF posi-
tion. Before inspecting, cleaning, or servicing, disconnect and lock out the input power from the Mains.
Visual check of
Remote Pendant
Warning!
Disconnect input power before maintaining.
Each Use
Visual check of
regulator and pressure
Visual check of
Torch Head
3 Months
Clean
exterior
of Control Box
6 Months
Replace all
broken parts
Visually check and use a vacuum to carefully clean the interior
Maintain more often
if used under severe
conditions
Air lines
Art # A-10847_AB
Clean
interior of Nozzle
and
Torch
Head
Clean exterior
of Torch
Head
MAX 100 ps
i
- 5/16 3/8 - 1/2 - 5/8 - 3/4
WA RNING! A VER TIS SEM ENT !
Ins ure good ground fr om pow er s upp ly t o w ork pie ce. Poo r ground m ay c ause
dam age to any or all com pon ent s. U se o nly wit h co mp resse d a ir. See ma nua l.
Sm oke , fu me s, a nd gas es c an b e dang ero us t o yo ur h eal th. Use ad equ ate
ven tila tion . Ke ep y our h ead ou t of the smo ke. Pro tec t yo urs elf and oth ers. Wea r ea r, e ye, and bo dy p rot ect ion .
Noi se c an dam age he arin g.
Ele ctri c sh ock can cause i nju ry o r de ath. D isco nne ct po wer bef ore ser vici ng.
Arc ra ys, hot slag , and spar ks c an inju re e yes and burn sk in.
We ldin g sp ark s ca n ca use fire s an d ex plo sion s. Ass ure z la bon ne t erre de l'ali me nta tion d'é ner gie à l' obj et. La t erre pau vre peu t en dom ma ger
que lqu es d es o u to us c om pos ant s. E mp loye z se ule me nt a vec l'ai r co mp rim é. V oir le m anu el.
La f um ée, les ém ana tions et le s ga z peuv ent être dan ger eux po ur v otr e sa nté .
Em plo yez à v ent ilat ion pro por tion née . Ga rde z vo tre têt e h ors de la f um ée. Pro tég ez-v ous et d'a utr es. Por tez l'or eill e, l 'oei l, e t la pro tec tion de c orp s.
Le bruit pe ut e ndo mm ager l’ou ïe.
Un cho c él ect riqu e p eut causer de s ble ssures ou la mo rt. Dé conn ect ez l a p uiss anc e
ava nt l 'entret ien.
L le s ra yon s de l’ar c,
es s corie s et les étincell es cha uds peu vent blesse r les yeux et b rûle r la p eau.
Les éti nce lles de sou dag e pe uve nt c ause r de s ince ndie s et des exp losi ons .
WA RNING! AVER TISSEME NT!
Ins ure go od gro und f rom pow er s upp ly t o w ork pie ce. Poo r gr oun d m ay c ause
dam age to any or all com pon ent s. U se o nly wit h co mp res sed a ir. See ma nua l.
Sm oke , fu me s, a nd gas es c an be da nge rous to y our he alth . Us e ad equ ate
vent ilat ion. Ke ep y our hea d o ut o f th e sm oke . Prot ect you rse lf a nd oth ers. We ar ea r, e ye, and bo dy p rot ect ion .
Noi se c an dam age he arin g.
Ele ctri c sh ock can cau se i njur y or de ath. Disc onnec t po wer bef ore ser vici ng.
Arc ra ys, hot slag, and spar ks c an inju re e yes an d b urn ski n.
We ldin g sp ark s ca n ca use fire s an d ex plo sion s. Ass ure z la bon ne t erre de l'ali me nta tion d'é ner gie à l' obj et. La t erre pau vre peu t en dom ma ger
que lqu es d es o u to us c om pos ant s. E mp loye z se ule me nt a vec l'ai r co mp rim é. V oir le m anu el.
La f um ée, les émana tions et l es g az peuv ent êtr e da nge reu x po ur v otr e sa nté .
Em plo yez à v ent ilat ion pro por tion née. Ga rde z vo tre têt e h ors de la f um ée. Pro tég ez-v ous e t d'a utr es. Por tez l'or eill e, l 'oei l, et la p rot ect ion de cor ps.
Le br uit peut end omm ager l’ou ïe.
Un cho c él ect riqu e p eut caus er de s bl essur es o u la mo rt. Dé con nec tez la p uiss anc e
avant l'ent ret ien.
L le s ra yons de l’ar c,
es sco ries e t les é tinc elle s chaud s pe uve nt bl esse r le s ye ux et brû ler la pea u.
Les éti nce lles de sou dag e pe uve nt c aus er d es i nce ndi es e t de s ex plo sion s.
Figure 7-1: Maintenance
SECTION 7:
MAINTENANCE