Operating Instructions
GB
Please read operating instructions carefully before use
and keep for future reference.
Air heaters
LHS 15; LHS 21 S; LHS 21 L; LHS 41 S; LHS 41 L; LHS 61 S; LHS 61 L
CLASSIC, PREMIUM or SYSTEM
Application
The Leister LHS air heaters are suitable for building into machines, installations or appliances and are
designed for continuous operation.
• Drying and heating processes of various types
• Shrinking and welding packaging films and moulded parts
• Heating conveyor ovens or heat tunnels
• Activating and loosening solvent free adhesives and melt adhesives
• Sterilizing packaging materials such as bottles, corks and containers
• Separating and fusing synthethic fibres and fabrics
• Soldering processes on thin metal parts
• Speeding up mixing processes and dissolving foams which can arise during mixing and filling operations
• Welding thermoplastic materials
• Removing plastic mould flash
• Putting a shine on plastic surfaces
22
Warning
Danger of death when opening the device, as live parts and connections are ex-
posed. The device must be fully disconnected from the mains before opening it.
Danger of fire and explosion if air heaters are installed and used incorrectly,
especially in the vicinity of flammable materials and explosive gases.
Danger – can cause burns! Do not touch the heating element tube and nozzle
while they are hot. Allow the device to cool. Do not direct hot-air jet towards
people or animals.
Caution
The nominal voltage indicated on the device must correspond to the mains voltage.
100
IEC/EN 61000-3-11; Z
480
supply utilty.
Devices of protection class I must be earthed with a protective earth conductor.
The device must not be left unattended when in use.
Heat can reach combustible materials which are out of sight. The device may only
be used by trained personnel or under their supervision. Children may not use the
device under any circumstances.
Keep away from wet and damp areas.
= 0.065Ω + j 0.040Ω. If necessary, consult electricity
max