Trillium
Office

Model # 308 Official Trillium telephone

Here are the diagrams and repair parts for Official Trillium 308 telephone, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 24 parts  |

Quick Reference Guide 91-0180
#21

Replacement parts diagram

Quick reference guide

Part #91-0180

The manufacturer no longer makes this part, and there's no substitute part

Door Answer Box 90-0058
#13

Replacement parts diagram

Door answer box

Part #90-0058

The manufacturer no longer makes this part, and there's no substitute part

Designation Card Set (pack Of 10) 90-0077
#5

Telephone assembly diagram

Designation card set (pack of 10)

Part #90-0077

The manufacturer no longer makes this part, and there's no substitute part

Installation Sheet 91-0191
#19

Replacement parts diagram

Installation sheet

Part #91-0191

The manufacturer no longer makes this part, and there's no substitute part

Acces Code Label (card Of 16) 90-0132
#6

Telephone assembly diagram

Acces code label (card of 16)

Part #90-0132

The manufacturer no longer makes this part, and there's no substitute part

General Information 91-0187
#18

Replacement parts diagram

General information

Part #91-0187

The manufacturer no longer makes this part, and there's no substitute part

Door Answer Unit 90-0057
#12

Replacement parts diagram

Door answer unit

Part #90-0057

The manufacturer no longer makes this part, and there's no substitute part

Set 90-0055
#3

Replacement parts diagram

Set

Part #90-0055

The manufacturer no longer makes this part, and there's no substitute part

Power Fail Transfer Unit 90-0052
#14

Replacement parts diagram

Power fail transfer unit

Part #90-0052

The manufacturer no longer makes this part, and there's no substitute part

Handset Hearing Compateble (box Of 10) 90-0171
#9

Telephone assembly diagram

Handset hearing compateble (box of 10)

Part #90-0171

The manufacturer no longer makes this part, and there's no substitute part

Symptoms for top-mount refrigerators

Main causes: frozen or clogged defrost drain tube, cracked water system tubing…

Repair guides for top-mount refrigerators

How to replace a refrigerator water valve

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Repair difficulty
Time required
 15 minutes or less
How to replace the evaporator fan motor in a top-freezer refrigerator

How to replace the evaporator fan motor in a top-freezer refrigerator

The evaporator fan motor blows air across the evaporator coils and through the refrigerator cabinet for cooling. Replace…

Repair difficulty
Time required
 15 minutes or less
How to replace the compressor start relay in a top-freezer refrigerator

How to replace the compressor start relay in a top-freezer refrigerator

The compressor start relay starts the compressor and shuts it off if the motor overheats. Replace the start relay if it'…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your office

Office and smart products articles | Sears PartsDirect

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

What does the Amazon Fire Stick Lite do?

What does the Amazon Fire Stick Lite do?

Learn what the Amazon Fire Stick Lite video streaming device does.…