Important Safety Instructions; Specifications; Subclass - JUKI LBH-1790 Instruction Manual

!. IMPORTANT SAFETY INSTRUCTIONS

) Never operate the machne unless the olng tank has been properly lubrcated.
2) Be sure to remove any dust from the hook or bobbn thread cuttng knfe secton at the end of the day,
and check the amount of ol remanng.
3) Be sure to return the actvatng pedal to the home poston after the machne has started to run.
4) A safety swtch s nstalled so that ths sewng machne can not be operated n the state that the ma-
chne head s tlted. When operatng ths sewng machne, turn the power swtch ON after settng the
sewng machne to the bed base properly.

@ . SPECIFICATIONS

1. Subclass

Computer-controlled, hgh-speed, locksttch buttonholng machne, LBH-790, has the subclass machnes below.
2. Specifications
Sewng speed Standard speed : 3,600 st/mn (Max. : 4,200 st/mn) (Max. : 3,300 st/mn when dry hook s used)
Needle DPX5 #J to #4J
Hook DP type full-rotary hook
Needle rockng Drve by steppng motor
drve method
Feed drve method Drve by steppng motor
Presser lftng Drve by steppng motor
drve method
Lft of presser foot 4 mm (Optonal settng avalable) Max. : 7 mm (At the tme of needle up by reverse run)
Cloth cuttng knfe By double-actng solenod drve
drve method
Standard sewng 30 knds
shape
Number of pat- 99 patterns
terns stored n
memory
Motor used Sngle phase 220/230/240 V, 3-phase 200 to 240 V, 000 VA
Nose - Equvalent contnuous emsson sound pressure level (L
A-weghted value of 80.0 dB ; (Includes ; K
204 GR2 at 3,600 st/mn.
Subclass
LBH-790S
Major applca-
Buttonholng of
cloth such as men'
ton
s shrts, blouses,
work unforms,
lades' wear, etc.
Buttonholng
sze
pA
–  –
LBH-792K
Buttonholng of
knts such as knt-
ted underwear,
sweaters, card-
gans, jersey, etc.
Standard : Max. 5 mm
Special type part : Max. 10 mm
Knife size used :
6.4 to 31.8 mm (1/4' to 1-1/4')
Buttonholing sewing length
Standard : Max. 41 mm
LBH-1795S : Max. 120 mm
) at the workstaton :
pA
= 2.5 dB) ; accordng to ISO 082- C.6.3 -ISO
LBH-795S
Buttonholng of
cloth such as men'
s shrts, blouses,
work unforms,
lades' wear, etc.
Holng of chld-car
seat belts