JUKI LU-2828NV User manual
LU-2828NV
INSTRUCTION MANUAL
ii
CONTENTS
1. Specications ................................................................................................................. 1
2. Threading the machine head......................................................................................... 2
CAUTION
This Instruction Manual for the LU-2828NV only describes their dierences from the stan-
dard models (LU-2828V).
For safety-related information, carefully read and fully understand "Safety precautions"
described in the Instruction Manual for the standard models before using your sewing ma-
chine.
– 1 –
Item Application
Model LU-2828NV-7
Sewing speed Max. 3,500 sti/min
(Refer to "10. SEWING SPEED TABLE"
in the Instruction Manual for the standard model.)
Stitch length Max. 9 mm
Needle SCHMETZ 134-35 (Nm 125 to Nm 180) (Standard : Nm 140)
Applicable thread size for sewing #30 to #5 (US: #46 to #138, Europe: 60/3 to 20/3)
Applicable thread size to be cut #30 to #5 (US: #46 to #138, Europe: 60/3 to 20/3)
Motor AC servo motor
Presser foot pressure control Electronic control
Horizontal feed control Electronic control
Alternate vertical feed control Electronic control
Lubricating oil JUKI New Defrix Oil No. 1 (equivalent to ISO standard VG7)
or JUKI MACHINE OIL No. 7
Number of patterns Sewing pattern ............................ 99 patterns (For the polygonal shape sewing,
as many as 10 patterns can be registered.)
Cycle sewing pattern ...................9 patterns
Custom-pitch pattern ...................20 patterns
Condensation custom pattern ..... 9 patterns
Noise -Equivalent continuous emission sound pressure level (LpA) at the
workstation:
A-weighted value of 88.0 dB; (Includes KpA = 2.5 dB); according to ISO
10821- C.6.2 - ISO 11204 GR2 at 3,500 sti/min.
-Sound power level (LWA);
A-weighted value of 92.5 dB; (Includes KWA = 2.5 dB); according to ISO
10821- C.6.2 - ISO 3744 GR2 at 3,500 sti/min.
1. Specications
LU-2828NV-7-NB-B-S-
Classication of options
Z Not provided
F Protective cover sensor
Stitch skipping detecting device
Bobbin-thread remaining amount detecting device
– 2 –
WARNING :
To protect against possible personal injury due to abrupt start of the machine, be sure to start the
following work after turning the power o and ascertaining that the motor is at rest.
Thread the machine head following the order as
illustrated in the gure.
2. Threading the machine head
❻
❸
❼
❹
❽
❾
❼
❺
❹
❶
❺
❻
❷
❽
❾
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1
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