IKEA MITTBACK 304.599.97 Trestle instructions manual

The IKEA MITTBACK 304.599.97 is a sturdy, adjustable trestle designed for use as a workbench or table support. Constructed from solid wood with a protective finish, it features adjustable height settings, a load-bearing capacity of up to 110 kg (242 lbs), and a simple assembly process. Below are key sections for safety, features, assembly, setup, operation, and maintenance.

1. Features at a Glance 2. Assembly Instructions 3. First-Time Setup 4. Specifications 5. Controls and Adjustments 6. Connecting to Tabletop 7. Height Adjustment 8. Safety Features 9. Care & Maintenance 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Solid wood trestle legs, Adjustable height mechanism, Mounting brackets, Protective rubber feet, Assembly hardware.

Feature	Description
Solid wood construction	Made from durable, treated solid wood for stability
Adjustable height mechanism	Allows height adjustment via locking pins
Mounting brackets	For secure attachment to tabletop
Protective rubber feet	Prevents slipping and protects floor surfaces
Assembly hardware	Includes screws, bolts, and Allen key
Load capacity	Supports up to 110 kg (242 lbs) evenly distributed
Finish	Protective lacquer coating
Weight	Approximately 4.5 kg (9.9 lbs)
Dimensions (HxWxD)	70-90 cm x 60 cm x 40 cm (adjustable height)
Color	Natural wood finish

Assembly Instructions

Unpack and inspect all parts. Ensure you have a clean, flat workspace.

Identify parts: Two trestle legs, crossbeam, mounting brackets, hardware pack.
Attach crossbeam: Align crossbeam between trestle legs at marked positions.
Secure with bolts: Use provided bolts and Allen key to tighten securely.
Install mounting brackets: Attach brackets to top of trestle using screws.
Attach rubber feet: Press rubber feet into pre-drilled holes at leg bottoms.
Check stability: Ensure all connections are tight and trestle stands level.

WARNING! Trestle is heavy; lift with care to avoid injury. Ensure all bolts are tightened securely before use.

First-Time Setup

After assembly, prepare trestle for use with tabletop.

Position trestles: Place two trestles parallel at desired distance for tabletop.
Adjust height: Set both trestles to same height using locking pins.
Place tabletop: Carefully lift tabletop onto trestle mounting brackets.
Secure tabletop: Use appropriate screws through brackets into tabletop underside.
Test stability: Apply gentle pressure to ensure tabletop is secure and level.

CAUTION! Use two people when lifting tabletop. Ensure trestles are on level, solid surface.

Specifications

Material: Solid wood with protective lacquer finish.
Load Capacity: 110 kg (242 lbs) evenly distributed.
Height Range: Adjustable from 70 cm to 90 cm (27.5" to 35.5").
Width: 60 cm (23.6").
Depth: 40 cm (15.7").
Weight: 4.5 kg (9.9 lbs) per trestle.
Hardware: Steel bolts, screws, Allen key included.
Finish: Natural wood color.
Warranty: 10-year limited warranty.

Controls and Adjustments

Height adjustment: Release locking pins, adjust leg extension, re-engage pins at desired height.

Locking Pins: Spring-loaded pins that secure height setting.

Leveling: Adjust rubber feet if minor leveling required on uneven floors.

Mounting Brackets: Can be repositioned for different tabletop thicknesses.

Connecting to Tabletop

Tabletop must be appropriate thickness and material for secure mounting.

Ensure trestles are at correct distance for tabletop dimensions.
Align mounting brackets with pre-drilled holes or mark positions on tabletop underside.
Drill pilot holes if necessary (for hardwoods).
Secure with appropriate screws (not included for all tabletops).
Check that tabletop does not overhang trestles excessively.

Tip: For added stability, use four trestles for larger tabletops.

Height Adjustment

Adjust height to suit different uses or user preferences.

Clear tabletop: Remove all items from tabletop.
Release pins: Pull locking pins outward on both sides of trestle.
Adjust height: Slide leg extensions up or down to desired height.
Lock pins: Ensure pins engage securely in pre-drilled holes.
Repeat: Adjust second trestle to same height.
Recheck tabletop: Ensure tabletop remains level and secure.

WARNING! Do not adjust height while tabletop is loaded. Always adjust both trestles to same height.

Safety Features

Locking pins: Secure height setting to prevent accidental collapse. Rubber feet: Provide grip and prevent slipping. Load rating: Clearly marked - do not exceed 110 kg.

Care & Maintenance

Clean with damp cloth only; do not use harsh chemicals. Periodically check all bolts and connections for tightness.

CAUTION! Do not expose to excessive moisture or direct sunlight for prolonged periods. Do not use abrasive cleaners.

Regulatory Information

Troubleshooting

Symptom	Possible Cause	Corrective Action
Trestle wobbles	Uneven floor/loose bolts	Adjust rubber feet; tighten all bolts and connections.
Height adjustment stuck	Dirt in mechanism/pins not released fully	Clean mechanism; ensure pins are pulled out completely before adjusting.
Tabletop not secure	Insufficient screws/brackets misaligned	Add more screws; reposition brackets evenly.
Wood finish damaged	Impact/chemical exposure	Light sanding and touch-up with appropriate wood finish.
Load capacity exceeded	Too much weight	Reduce load immediately; do not exceed 110 kg.

Re-tightening: Check all bolts every 6 months for tightness.

Service: Contact IKEA customer service for replacement parts or warranty claims.