Auto Meter 1785 User Manual

2650-655E

INSTALLATION INSTRUCTIONS

21/16" ELECTRIC CLOCKS

®

Mounting

These gauges can be mounted in a 2 
standard aftermarket street rod panel. Fasten with brackets 
supplied as shown. (Hookup wire is required.) To assure 
proper functioning of this instrument, please read instructions 
thoroughly before installing.

To 12 volt terminal 
on ignition switch 
or other switched 
12 volt source.

To Good  

Ground

Thumbnut 

and Lockwasher

INSTALLATION

1. Disconnect negative (-) battery cable.

2. Mount gauge into dash or panel using mounting bracket 
and hardware provided.

1

⁄16” dia. hole or in a 

FRONT MOUNTING

(SIDE VIEW)

Replace light bulb with the same bulb 

number that was removed.

As a safety precaution the Red wire of this product should be fused before connecting it to the 
positive (+) side of the 12V DC battery. We recommend using a 4 Amp, 3AG fast-acting type 
cartridge fuse (Littlefuse

Lens Cleaning

The  clear  lens  on  your clock 
is  made  of  acrylic  plastic.  To 
pr ev ent  s cr atching  caution 
must  be  used  when  cleaning. 
Use a mild, soapy solution and 
soft cloth to clean. Wipe lightly.

1

16

⁄

2

”

As a safety precaution the Red wire of this product 
should be fused before connecting it to the positive 
(+) side of the 12V DC battery. We recommend 
using a 4 Amp, 3AG fast-acting type cartridge fuse 
(Littlefuse® # 312 004 or an equivalent) inline with 
the Red wire of our product.

CAUTION!

®

 # 312 004 or an equivalent) inline with the Red wire of our product. 

CAUTION!

3. Using 18 gauge wire and female spade connector 
(not provided). Attach female spade connector  to the

Twist- In 
Light Socket

negative (-) spade terminal on back of gauge and the 
opposite end to a good engine ground.

4. Attach second  wire to the positive (+) female spade 
connector on back of gauge and the opposite end to 12 
volt terminal on ignition switch or to any constant 12V 
power source.

5. Reconnect negative (-) battery cable. 

NOTE: To set clock, push in the set knob and turn    

clockwise to the current time. When time is set,  
  make sure that the knob is in the out position

for proper operation.   

For service send your product to Auto Meter in a well packed shipping carton. Please include a note explaining what the problem is along with your phone number. Please specify when you 
need the product back. If you need it back immediately mark the outside of the box “RUSH REPAIR,” and Auto Meter will service product within two days after receiving it. ($10.00 charge will be 
added to the cost of “RUSH REPAIR.”) If you are sending product back for Warranty adjustment, you must include a copy (or original) of your sales receipt from the place of purchase.

12 MONTH LIMITED WARRANTY

The manufacturer warrants to the consumer that this product will be free from defects in materials and workmanship for a period of twelve (12) months from the date of the original purchase. Products 
that fail within this 12 month warranty period will be repaired or replaced at the manufacturer’s option to the consumer, when determined by the manufacturer that the product failed because of defects 
in material or workmanship. This warranty is limited to the repair or replacement of parts in the instrument and the necessary labor done by the manufacturer to affect the repair or replacement of the 
instrument. In no event shall this warranty exceed the original purchase price of the instrument, nor shall the manufacturer be responsible for special, incidental or consequential damages or costs 
incurred due to failure of this product. Warranty claims to the manufacturer must be transportation prepaid and accompanied with dated proof of purchase. This warranty applies only to the original 
purchaser of product and is non-transferable. All implied warranties shall be limited in duration to the said 12 month warranty period. Breaking the instrument seal, improper use or installation, accident, 
water damage, abuse, unauthorized repairs or alterations voids this warranty. The manufacturer disclaims any liability for consequential damages due to breach of any written or implied warranty on all 
products made by the manufacturer.

To 12 volt terminal 
on ignition switch 
or to any constant 
12V power source.

   SERVICE

Grommet

To Good  

Ground

FOR SERVICE CONTACT: AUTO METER PRODUCTS Inc. 413 W. Elm St., Sycamore, IL 60178 USA [phone] or

© 2003 Auto Meter Products, Inc.

Email us at [e-mail]

2650-655E       4/8/03