Teletype 28 - Page 90

SECTION 573-118-700TC
3. 10 Auxiliary Timing Contact Mechanisms (Single Contact and Double Contact Types) (continued)
(A) RIGHT CONTACT
GAP (Normally Closed
When Contact Assembly Is Removed From
Unit)
Requirement
Swinger held against its backstop. Gap
between contacts
~------Min 0. 020 inch---Max 0. 025 inch
NEW
STYLE
RIGHT CONTACT
SPRING (LEAF)
(Front View)
(B) SWINGER CONTACT SPRING (Preliminary)
Requirement
Operating bail held away from swinger
Min 4-1/2 oz---Max 5-1/2 oz -------'
to open right side of contact.
To Adjust
Bend swinger contact spring. Recheck RIGHT
CONTACT _GAP and readjust if necessary.
(C) LEFT CONTACT GAP (Normally Open When
Contact Assembly Is Removed From Unit)
Requirement
Operating bail held away from swinger.
Gap between contacts
Min 0. 020 mch---Max 0. 025 inch----'
To Adjust
Bend stiffener.
(D) LEFT CONTACT SPRING (Preliminary)
Requirement
Swinger held against backstop by its
operating bail and spring.
Min 4-1/2 oz---Max 5-1/2 oz----'
to open left side of contact.
To Adjust
Bend left co11tact spring. Recheck
RIGHT CONTACT GAP and LEFT
CONTACT GAP, and readjust if
necessary.
Page 90
To Adjust
Bend right contact spring.
STIFFENER
RIGHT SIDE
OF CONTACT
(Front
View)
LEFT
CONTACT SPRING
LEFT SIDE ~
OF CONTACT\J.U
BACKSTOP
(Front View)
~RIGHT CONTACT
~ SPRING
t-o--SWINGER