Rimoldi 171 User Manual

Rimoldi
LIBRETTO ISTRUZIONI
INSTRUCTION HANDBOOK
From the library of: Superior Sewing Machine & Supply LLC

Rimoldi 171 Specifications

General

Brand	Rimoldi
Model	171
Category	Sewing Machine
Language	English

Summary

Introduction

Installation

Lubrication

Positioning Needles

Replacing Needle

Positioning Presser Foot and Adjusting Its Pressure

Setting Lower Looper

Heads with Loopers in Tandem

Setting Upper Looper

Adjustment of Movable Rear Needle Guards

Adjustment on feed dog holder without differential

Adjusts needle guard on feed dog holder without differential feed.

Adjustment on differential feed dog holder

Adjusts needle guard on feed dog holder with differential feed.

Adjustment of Front Needle Guard

Fitting and Adjusting Feed Dogs (for machines with differential feed)

Centering the Feed Dogs

Adjusting Differential Feed Ratio

Fitting and Adjusting Feed Dog (for machines without differential feed)

Assembling feed dog on feed dog holder

Mounts the feed dog onto the feed dog holder bracket.

Centering the feed dog

Centers the feed dog laterally in the needle plate slot.

Adjustment in height

Adjusting Stitch Length

Adjusting Tension

Adjusting Lower Looper Thread Take-up Cam (for 171 and 173 heads)

Adjusting Upper Looper Thread Take-up

Adjusting Intermittent Needle Thread Take-up

Adjusting Rear Pullers – Bottom Driving

Adjusting Rear Pullers – Top Driving

Maintenance

Every day

Daily cleaning of feed and stitch formation parts, and oil level check.

Every week

Weekly removal and cleaning of needle plate, feed dogs, and loopers.

Every 3 months

Quarterly oil replacement and main filter cleaning.

Troubles Due to Incorrect Adjustment of the Machine

Upsetting of the Looper Holder for Looper Threading