Philips LTC 3924 User Manual

This table shows the times for maintenance/inspection of each component.  Use the table as reference, since
the maintenance/inspection times vary depending on the environment where the VCR is used and the way it
is used.  If the components indicated C/R do not function normally after cleaning, replace them.
Please contact the dealer for detail information.

Cylinder motor assembly

C/R 

R 

C/R 

R 

C/R

A/C head assembly 

C

C/R 

C

R 

C

FE head 

C 

C 

C 

R 

C

S guide roller

C 

C 

C/R 

C

C

T guide roller

C

C

C/R

C

C

Tension band brake

R

R

Tension arm

C

C

C

C

C

S reel table

C

C

T reel table 

C

C

PR arm

C

R

C

R

C

Timing belt

C

C

Capstan motor

C

R

C

R

C

Loading motor assembly 

R

Mechanism state switch

(R)

Idler gear 1

R

R

Idler gear 2

R

R

FR gear

R

R

JOG Gear

C

C/R

C

C/R

C

Supply slant pole

C

C

C

C

C

Take-up slant pole

C

C

C

C

C

Tape guides

C

C

C

C

C

Tape guide line on lower cylinder

C

C

C

C

C

Tension band R

R

R

FS brake

C

C/R

C

C/R

C

Pulley assembly

R

R

HC arm

(R)

Shaft and bearing of S reel table

S

S

Shaft and bearing of T reel table 

S

S

Shaft and bearing of idler gear 1

S

S

Shaft and bearing of idler gear 2

S

S

Shaft of pulley assembly

S

S

Shaft of torque change gear and FR drive gear

S

S

Shaft of PR arm

M

M

G base assembly moving portions in chassis

M

Contact surface between cylinder base and G base 
assembly during loading

M

R: Component replacement
C: Cleaning
S: Oil (Sonic Slidas oil) refilling
M: Grease (Molicoat) refilling